revealed. the biden administration taking action against china tonight. a diplomatic boycott of the beijing olympics over china's crackdown on democracy and human rights abuses. china's response just in tonight and what does this mean for team usa? also tonight, the showdown now brewing over ukraine. on the eve of a high stakes call between president biden and vladimir putin, the white house now issuing a strong warning to russia. tonight, ian pannell on the ukraine border. 66 years later, the fbi closing the case against in the murder of 14-year-old emmett till. what they have told family members tonight. that family now responding. the tragedy on the track. kentucky derby winner medina spirit collapsing and dying. the system moving into the northeast.erg across t country. dangerous driving and the tornadoes. meanwhile, hawaii tonight bracing for potential catastrophic flooding. and ginger zee is tracking it all. the alarming new tonight on blood pressure during this pandemic. also, the new statement from chris cuomo tonight. and we celebrate the life of bob dole and his humor, too. what he told david letterman after losing the election to bill clinton. good to start another week with all of you at home. and we begin tonight with the alarming new numbers on covid in this country and this trend, even before omicron. also tonight, this major new mandate here in new york city. and all of this with cases of the new variant now seen in 18 states and counting tonight. now because of this surge we're seeing already in covid, most of it delta right now, tonight, new york city expanding vaccine mandates, now requiring all private employ years to make sure their workers are vaccinated. and extending this mandate in many indoor vin yes to children 5 to 11 years old. new york's mayor tonight calling it a preemptive strike as cases now strike across the country, up 27% in a week. and tonight, the u.s. army now sending medical teams to colorado, michigan and new mexico, just to help treat covid patients. the nation now averaging 100,000 new cases a day. 24 states and washington, d.c. seeing cases rise of more than 10% in the last week. new york's businessmandate could effect more than 184,000 employ years. and for the first time, that mandate effecting children 5 to 11, requiring at least one dose of vaccine for many of those indoor activities. there are also new details tonight about that cruise ship out of new orleans. at least 17 fully vaccinated people testing positive, including a south african crew member. that's the omicron variant. and now everyone traveling to the u.s. from abroad, including u.s. citizens, must test negative within 24 hours of taking off for the rust. so far, the delta variant is still driving what we're seeing in this country, but what dr. anthony fauci is saying now about what we're seeing so far from symptoms with omicron. abc's stephanie ramos tonight leading us off here in new york. ed. >> reporter: facing a covid surge driving cases up 27% across the country in the last week, along with the looming omicron variant, new york city today expanding vaccine mandates in the nation's most sweeping plan yet. the mayor calling it a vcis the str weapon in this war against covid. it's the one thing that's worked every single time across the board. >> reporter: starting later this month, all private sector employees will have to have one dose of the vaccine. children as young as 5 to 11 will now also need proof of one vaccine dose to enter restaurants, gyms, and entertainment venues. and anyone 12 and older will require two vaccine doses for all indoor activities. >> new york now is really rushing this mandate, like everybody now. and i just don't think that's right. >> reporter: and today, a new rule going into effect for all international travelers coming into the country -- proof of a negative covid test within 24 hours of takeoff. >> there's not enough hours in the day to get a test done and be able to fly here. 18 1/2 hours of flight time. if there is a delay or you miss a plane, then what are you going to do? >> reporter: but for elisa long and her family, it's peace of mind. >> it's like going into any business. no shirt, no shoes, no vaccine. you don't get to come in or you don't get to travel. >> reporter: the omicron variant has now been detected in 18 states, and so far, officials have reported mildrate >> we rot t b carul my determinat or it rllesn' cause severe illness comparable to delta. but thus far, the signals are a bit encouraging regarding the severity. >> reporter: the symptoms were mild for 30-year-old peter mcginn from minnesota, who tested positive for omicron after returning from an anime convention in new york last month. he was fully vaccinated with a booster and was surprised. >> i was just a little taken aback to the fact that i, a, had covid, and b, it was the new one. >> reporter: mcginn suspects he was infected not at the convention but when he and a group of about 30 people, who were also vaccinated, socialized without masks. now half of that group has tested positive for covid. >> i felt perfectly safe with the people that i was with. and so it never really crossed my mind to think that i had covid. so it was more like those events outside of the con where i believe that the transmission took place. >> reporter: and new details tonight on that cruise ship that docked in new orleans. health officials suspect another case of omicron in a south african crew member. before disembarking, another 16 of the 3,200 fully vaccinated guests and crew onboard also testing positive for covid. >> they said everyone has got to be tested all of a sudden. dinner, shows, everything. >> a lot of moving parts in this pandemic again. and stephanie ramos, the u.s. military sending more militatea help states? >> reporter: that's right, david. they'll be heading to colorado, new mexico andmy mip. they'll include nurses, doctors and respiratory therapists and be in position to support those on the front lines by the end of the week. david? >> stephanie, thank you. we're going to turn next here tonight into the investigation of the deadly school shooting in michigan. the gunman and his parents now all behind bars in the same sul jail, but being held separately. tonight, the school is now under the microscope, too, after that meeting earlier in the day and the warning signs. abc's trevor ault from michigan tonight. >> reporter: tonight, the crumbley family behind bars in the same michigan jail, all three held separately in isolation. on precautionary suicide watch. james and jennifer crumbley, arrested over the weekend inside this empty detroit commercial building after an hours-long manhunt. >> four children were murdered. >> reporter: the couple facing four counts each of involuntary manslaughter. prosecutors saying they bought the gun used in the shooting for their son on black friday. just days after their 15-year-old son was charged with killing four classmates and j injuring seven hours. all three pleading not guilty. and tonight, we're hearing from one of the students who the superintendent said the teen claimed the drawing was for a video game he was designing and appeared calm. his parents refused to take him home and given he had no prior disciplinary infractions, he was returned to class. the superintendent calling for a third party investigation and the michigan attorney general offering to conduct it, as the further charges. >> in this case, a lot could have been done different. >> reporter: and tonight, we're hearing from dylan morris, a student who barricaded in a classroom during the rampage and his anger is directed at the shooter. >> i want justice to be served. i believe it's every student in oxford, every parent in oxford, teacher, wants justice to be served. >> reporter: and david, the prosecutor previously alleged the weapon used in this shooting was kept unlocked in the crumbley's bedroom, which their attorneys dispute. the prosecutor back pedaled on that, she said now it doesn't matter. the crumbleys bought it for their son and he accessed it for the shooting. david? >> trevor, thank you. now to the white house. the biden administration is taking action against china. a diplomatic boycott of the beijing olympics. china already responding tonight and what will this mean for us corres ohise >> reporter: calling out china for human rights abuses, the white house today declared neither president biden or any other american official will travel to the beijing winter games. a diplomatic boycott. >> we will not be contributing to the fanfare of the games. >> reporter: american athletes can still compete in february. but the snub sends a strong political message and is a direct response to beijing's crackdown on pro-democracy and free speech activists in hong kong, and abuses against uighur muslims. it's the first time americans have boycotted an olympics since 1980, when president jimmy carter refused to send a delegation to the moscow games in protest of the soviet invasion of afghanistan. but carter kept american athletes home, too, not just officials. is a diplomatic boycott enough given the human rights abuses? >> we will be rooting for the athletes from home. that does not mean that is the end of the concerns we will raise about human rights abuses in xinjiang. but this is just sending a message that given these human rights abuses, we cannot proceed with business as usual. >> and cecilia, we know china responding tonight, calling the u.s. move a serious offense? >> reporter: yeah, they are calling this pure political provocation and threatening countermeasures. as for the white house, they say it was not an option to not send american athletes to these games. games that they have been training their entire lives for. as for not sending this official delegation, you heard jen sapsa say it right there, this is business not as usual with beijing right now. david? >> cecilia, thank you. as you know, this high stakes call between president biden and vladimir putin in the next 24 hours. tonight, the biden administration now warning russia that if it does invade ukraine, the u.s. will help neighboring countries. and tonight, the images. those satellite images showing tens of thousands of russian trooping amassing near ukraine's border. abc's ian pannell on the border tonight on the eve of this call with putin. >> reporter: tonight, the white house with a striking warning to russian president vladimir putin. invade ukraine and we will respond. a senior administration official even hinting more u.s. forces could be deployed to eastern europe, saying, "in the event of an invasion, the need to reenforce the confidence and reassurance of our nato allies and our eastern flank allies would be real and the united states would be prepared to provide that kind of reassurance." the white house and nato allies looking at a range of other options. >> we've consulted significantly with our allies and believe we have a path forward that would impose significant and severe harm on the russian economy. >> reporter: the tensions center on this frozen landscape in eastern ukraine. with russian-backed rebels on one side and ukrainian troops on the other. this is the front line. the skarps from this conflict are everywhere across eastern ukraine. although there's supposed to be a peace agreement here, artillery shells are being swapped by both sides and every few minutes, we hear the sound of small arms fire. today, as many as 100,000 russian combat troops are thought to be massed on the border near here. the u.s. fearing they could be preparing for full-scale military assault into ukraine. the white house has been saying for days that russia is planning to invade.pthe kremlin denies te troop buildup is very, very real. so, we're being told that when the president speaks to vladimir putin tomorrow, his message is going to be tough, not finger wagging, but it's going to be crystal clear. don't go there. david? >> all right, ian pannell and our team from inside ukraine tonight. thank you. back here at home and next tonight, that system moving into the northeast with temperatures plunging, reaching the northeast by morning and already elsewhere. look at the images. treacherous driving across several states. in fact, ice halting traffic, this is i-90 in montana. severe storms across tennessee, as well, in the past 24 hours. flipping an rv right onto a school bus. that was this morning. the driver inside was okay. reports of tornadoes in all of this, too, and now the system moving east. chief meteorologist ginger zee, of course, with us on a monday night, tracking it all. hey, ginger. >> reporter: hey, david. feeling that front pass right now, it is breezy here, but it will be downright windy for areas that are in wind advisories. washington, d.c., baltimore, could see gusts up to 50 miles per hour. that includes bar harbor and much of western new york, buffalo, you add some snow, that could make really rough driving tonight. behind this front, everybody chills out. and i mean by 30, 35 degrees. we're going to see big-time drops. it will feel like it is 23 degrees tomorrow morning in nashville. 10 for detroit. and then we have to talk about hawaii. right now, oahu has three to four-inch rainfall per hour r rates. that rain is going to train over them tonight. it could be devastating, david. >> all right, ginger zee, we're watching that, as well. thank you. next tonight here, 66 years later, the fbi closing the case again in the murder of 14-year-old emmett till, taken from his family's home and killed over a claim that he insulted a white woman. what the fbi has told the family tonight and the family now responding. here's linsey davis. >> reporter: tonight, 66 years after the brutal murder of emmiett till, the justice department announcing that they've closed their investigation. >> no one has paid for the trag tragic, brutal murder of a 14-year-old boy. arer the department had been looking into the woman who claimed till grabbed and allegedly made lewd comments in a mississippi grocery store, had recanted her previous accounts and if she or others could be prosecuted. the fbi reopened the case in 2017, after tim tyson claimed in his book that the woman, seen here in a "60 minutes" report from 2004, had taken back some of her allegations. she told the fbi she never recanted to tyson and today, the doj concluded that they have not uncovered sufficient evidence to support federal prosecution. >> i'm not surprised but my heart is broken. >> reporter: it has been a long road of heartbreak for the family of emmett till, who lost the 14-year-old in 1955, when till was taken from the mississippi home of his great uncle by roy bryant and j.w.mylan. the husband and mother-in-law of caroline bryant. >> the guy said, we're looking for fat boy, the fat boy from chicago. >> reporter: till's cousin, reverend wheeler parker, was there that night. >> and that's the last time we saw him. >> reporter: till's tortured body was fulled from the tallahatchie river three days later. till's grieving mother, mamie till-mobley, then made a decision that changed history, holding an open casket funeral for emmett, her only child. which thousands attended, and fueled the civil rights movement. roy bryant and j.w. milam were tried and found not guilty by an all white jury. a few months later, protected by double jeopardy, they confessed to the murder in a paid interview. both men have since died. >> and linsey davis with us here tonight. the fbi once again closing this case. what did they say to the family? >> reporter: the fbi is offering their condolences, but at this point, there's not much more they can do. the family says they are disappointed, but not surprised by the conclusion, but adding that emmett till did not die in vain. as for caroline, we reached out to her tonight. family members simply saying she's glad it's over. >> linsey davis with us tonight. thank you. when we come back here, kentucky derby winner medina spirit collapsing and dies on the track. and the new statement tonight from chris cuomo. (naj) at fisher investments, our clients know we have their backs. (other money manager) how do your clients know that? (naj) because as a fiduciary, it's our responsibility to always put clients first. (other money manager) so you do it because you have to? (naj) no, we do it because it's the right thing to do. we help clients enjoy a comfortable retirement. (other money manager) sounds like a big responsibility. (naj) one that we don't take lightly. it's why our fees are structured so we do better when our clients do better. fisher investments is clearly different. with less moderate-to-severe eczema, why hide your skin if you can help heal your skin from within? dupixent helps keep you one step ahead of eczema with clearer skin and less itch. hide my skin? not me. don't use if you're allergic to dupixent. serious allergic reactions can occur, including anaphylaxis, which is severe. tell your doctor about new or worsening eye problems, such as eye pain or vision changes, or a parasitic infection. if you take asthma medicines, don't change or stop them without talking to your doctor. ask your doctor about dupixent. no one can deliver your mom's homemade short ribs. that's why instacart helps deliver the ingredients. and you add the love. [ coughing and sneezing ] cold season is back. bounce back fast with alka seltzer plus. with 25% more concentrated power. alka-seltzer plus. ♪ oh, what a relief it is ♪ so fast! also try for cough, mucus & congestion. tonight, we have learned that kentucky derby medina spirit collapsed and died on the track, apparently suffering a heart attack while working out at california's santa anita park racetrack. medina spirit's derby win was questioned after the horse failed a drug test. and former cnn anchor chris cuomo leaving his radio show. the network firing him over the weekend. cuomo was already suspended indefinitely forin definite ly by cnn for helping his brother, former governor andrew cuomo. chris cuomo releasing a statement saying, "while i have a thick skin, i also have a family, for whom the past week has been extraordinarily difficult. so, right now, i have to take a step back and focus on what comes next." when we come back on the broadcast, alarming news about blood pressure during this pandemic. d! good choice! it is. so is screening for colon cancer. when caught in early stages, it's more treatable. hey, cologuard! hi, i'm noninvasive and i detect altered dna in your stool to find 92% of colon cancers even in early stages. early stages. it's for people 45 plus at average risk for colon cancer, not high risk. false positive and negative results may occur. ask your provider if cologuard is right for you. (all) to screening! introducing the biggest advancement in the history of small business bookkeeping. having someone else do your books for you. i'm linda, your quickbooks live bookkeeper. let's do this linda! sounds good! a live expert bookkeeper who understands your business. felipe, i've categorized last month's hair gel expenses. steve, i just closed your books. great, how are we looking? profits are up! on to next month. on to next month, linda! get your books done for you by trusted experts. intuit quickbooks live bookkeeping. ♪ ♪ ♪ look out baby, 'cause here i come. ♪ ♪ ♪ this year...let ford help make your holidays even brighter. ♪ ♪ get holiday ready, with ford. ♪ ♪ get a ford f-150 with 0 for 60, and $500 retail bonus cash. plus complimentary maintenance when you sign up for fordpass rewards. see your ford dealer today. who's on it with jardiance? when you sign up for fordpass rewards. we're 25 million prescriptions strong. we're managing type 2 diabetes... ...and heart risk. we're working up a sweat before coffee. and saying, “no thanks...” ...to a boston cream. jardiance is a once-daily pill that can reduce the risk of cardiovascular death for adults who also have known heart disease. so, it could help save your life from a heart attack or stroke. and jardiance lowers a1c. jardiance can cause serious side effects including... ...dehydration, genital yeast or urinary tract infections, and sudden kidney problems. ketoacidosis is a serious side effect that may be fatal. a rare, but life-threatening bacterial infection in the skin of the perineum could occur. stop taking jardiance and call your doctor right away... ...if you have symptoms of this bacterial infection, ...ketoacidosis, or an allergic reaction, ...and don't take it if you're on dialysis. taking jardiance with a sulfonylurea or insulin may cause low blood sugar. lower a1c and lower risk of a fatal heart attack? we're on it. we're on it. with jardiance. ask your doctor about jardiance. ♪ ♪ remember when no dream was too big? and you could fearlessly face the unknown. you still can. ♪ ♪ when you have a rock you can depend on for life you'll be unstoppable. like the millions of people who rely on prudential for financial planning and investing. who's your rock? to the index and to that new medical study, blood pressure on the rise during the pandemic. not terribly surprising. blood pressure in adults significantly higher between april and december of last year, effecting more women than men. not enough sleep and stress, of course, among the factors. when we come back, what bob dole once told david letterman, his dignity and humor well intact. one of the most important is giving them ways to fulfill them. for over 150 years, generations have trusted the strength and stability of pacific life. because life insurance can help protect and provide for the financial futures of the ones we love. talk to a financial professional about pacific life. ♪ you pour your heart into everything you do, which is a lot. so take care of that heart with lipton. because sippin' on unsweetened lipton can help support a healthy heart. lipton. stop chuggin'. start sippin'. is struggling to manage your type 2 diabetes sknocking you. out of your zone? lowering your a1c with once-weekly ozempic® can help you get back in it. oh, oh, oh, ozempic®! my zone... lowering my a1c, cv risk, and losing some weight... now, back to the game! ozempic® is proven to lower a1c. most people who took ozempic® reached an a1c under 7 and maintained it. and you may lose weight. adults lost on average up to 12 pounds. in adults also with known heart disease, ozempic® lowers the risk of major cardiovascular events such as heart attack, stroke, or death. ozempic® helped me get back in my type 2 diabetes zone. ozempic® isn't for people with type 1 diabetes. don't share needles or pens, or reuse needles. don't take ozempic® if you or your family ever had medullary thyroid cancer, or have multiple endocrine neoplasia syndrome type 2, or if allergic to it. stop ozempic® and get medical help right away if you get a lump or swelling in your neck, severe stomach pain, or an allergic reaction. serious side effects may include pancreatitis. tell your provider about vision problems or changes. taking ozempic® with a sulfonylurea or insulin may increase low blood sugar risk. side effects like nausea, vomiting, and diarrhea may lead to dehydration, which may worsen kidney problems. looking to get back in your type 2 diabetes zone? ask your health care provider today® ohoh, ohozpic®! mapaasittle as $25 for a 3-month prescription. dad are you sure you're up to host? yeah! we want to keep it the way it always was, right? ♪ ♪ ♪ ♪ that's your grandma. she was the best at the holidays. finally, the late senator bo dole. he will lie in state on the capitol rotunda on thursday, and we remember. born in 1923 in russel, kansas,, bob dole grew up poor during the great depression. a star student and athlete. and at 19, he enlisted to fight in world war ii. he served and was severely injured in final days of the war. he would lose the use of his right arm. he served in congress for 36 years. he ran for president three times. in 1996, losing to president bill clinton. his trademark dignity and humor in the days after. >> bob, what have you been doing lately? >> apparently not enough. but in any event -- >> maybe you'll take some kind of position in the clinton administration? is that a possibility? is that a likelihood? is that anything you're interested in? >> well, if he wanted to give me his job i'd think about it. >> and later, when presented with the presidential medal of freedom by president clinton, his humor on full display again. >> i robert j. dole -- -- do solemnly swear. oh. sorry. wrong speech. >> and we all remember that moment, former senator bob dole saluting president george h.w. bush's casket in the capitol rotunda. and tonight, the elizabeth dole writing, "we're grateful to have witnessed their love. a love that spanned decades, different seasons of life, and only grew stronger over time. br bay area moving forward findingr solutions this is abc 7 news? this is a surge of the unvaccinated unv. so that number is likely to rise thus far the signals are a bit encouraging regarding the severity. and more cases of the omicron variant, but there is some good news. it might not be as bad. good afternoon. i'm kristin z and i'm dan ashley. you're watching abc 7 news at 4 live here on abc 7 hulu live and wherever you stream. so here are today's coronavirus headlines mississippi is the latest state to detect the omicron variant. the new variant has now been found in at least 18 states. new york city is enacting a vaccine mandate for all private employers in response to omicron. tournament is the first of its kind anywhere in the country and a new study shows those who received the pfizer vaccine have a strong immune response when receiving a johnson & johnson booster shot bay area health experts warm. we are on the cusp of yet another covid surge across the country, but the new data shows the highly transmissible omicron variant may mean our next way will be much milder abc 7 news reporter stephanie. sierra is live here now with the detail staff. yes kristen in contrast with other waves of covid our first look at the patient's hospitalized with omicron in south africa show. some promising signs cases are milder. they're not in the icu and most aren't requiring oxygen but experts warn that may not necessarily be the case here in the us. there's a lot of fear surrounding the newest highly transmissible omicron variant health experts expect the bay area will start seeing the beginning stages of a search within two weeks in the bay area. i would expect that people will get omer quran and if they do get it, it'll be very mild or many people wouldn't even know they have it ucsf's dr. peter chin. hung says preliminary data out of south africa