plan to reduce popularity contests. and a muslum wrestler enters the ring to take on hate. >> reporter: you're actually getting a renewed sense of optimism? >> i am. i'm very, very hopeful. >> this is the "cbs weekend news. >> ninan: good evening. i'm reena ninan. president trump tearing into the impeachment hearings today, the commander in chief now suggesting that he may release the white house summary of his first call to ukraine's president, this as republicans demand hunter biden and the whistleblower testify during public hearings. republicans even requested adam schiff to testify behind closed doors. all of this developing just hours before president trump traveled down south for the l.s.u.-alabama football game where he was greeted by cheers. ( cheers ) weijia jiang starts us off from the white house. >> we're going to alabama. we're going to watch the alabama game versus l.s.u. >> reporter: president trump continued attacking the impeachment inquiry as he took off for a college football game. >> there shouldn't be anything. there shouldn't be impeachment hearings. >> reporter: today, house republicans sent a letter to adam schiff, the chairman of the intelligence committee, requesting witnesses they want to call during public hearings that begin next week: hunter biden, the whistleblower, and anyone relied on by the whistleblower in drafting the complaint are on the list. democrats can over-rule any of the witnesses, which is why the g.o.p. and the president call the process unfair. >> it's a witch hunt, and it should never happen to another president. >> reporter: in a statement, schiff said his committee is evaluating the request but warned, "this inquiry is not and will not serve, however, as a vehicle to undertake the same sham investigations into the bidens or 2016 that the president pressed ukraine to conduct." investigators are trying to determine if mr. trump abused his power by pressuring ukraine to investigate the biden family. behind closed doors, multiple witnesses have described a quid pro quo and said white house acting chief of staff mick mulvaney played a significant role. can you describe the role that you played in pressuring ukraine to investigate the bidens? >> none, i didn't have any-- any-- what was your question? what did i do to ukraine or something? nothing. >> reporter: yesterday mulvaney deified a subpoena to appear on capitol hill, following orders from white house lawyers who argue he has immunity. mulvaney has asked to join a lawsuit that could decide if administration officials are protected from testifying. lawmakers for the whistleblower submitted a letter to house republicans offering their client's writtenpa that way they could question the person, no matter what democrats rule. but, reena, so far, republicans have not responded. >> ninan: weijia jiang at the house. thanks, weijia. this weekend's arctic blast is only a precursor of what could be a deep freeze for the record books. temperatures are forecast to plummet from the northwest to the southeast. some 300 cities could set record lows, 20 to 30 degrees below normal, and that's over the next few days. part of the northeast are also getting hit with snow. eerie, pennsylvania, saw its first measurable snow of the season, more than an inch of snow falling at the city's airport last night. nine americans, including six children, have been laid to rest in the wake of that deadly ambush in mexico. ♪ ♪ as manuel bojorquez reports, the brutality of the killings shed new light on the increasing violence just south of the border. >> reporter: as relatives bury the last victim of the bam ush today, some now worry about the mormon community safety here. are some people leaving the area? >> there's been talk of it because of the tragedy, and they just don't want that to happen any more of the families. >> reporter: whether the family was targeted or caught in the middle of a cartel battle, their pain is magnified throughout mexico where the murder representative is on track to hit a record high this year, largely due to cartel violence. even the police are targets. last month, 14 police officers were killed in western mexico. ( gunfire ) and 14 people died during a ferocious gun battle in culiacan, where authorities captured the sinaloa cartel's leader, mike gutzeit, son of "el chapo" guzman, but they released him when threatened with more bloodshed, a move they say emboldened the cartels which they believe to be responsible for more than a dozen deaths and attacks in juarez this week. this vehicle fire inar sez one tactic people say the cartels areitution send a message that they control these streets. professor sergio pacheco gonzales studies the violence here, and says some cartels have splintered into factions that are now fighting each other. is this a new chapter in their violence? "this represents a change," he says, "an expansion in the types of places that they are willing to carry out acts of violence." he also points out drug use in the united states keeps the illicit trade going, while illegal weapons flow south into the hands of the cartels. manuel bojorquez, cbs news, juarez, mexico. >> ninan: the federal government is take action to fight the vaping crisis. president trump wants to raise the age to purchase e-cigarettes from 18 to 21. the move comes amid new findings that recent vaping-related illnesses and deaths could be linked to vitamin e acetate. at least 40 people died, while more than 2,000 have gotten sick. danya bacchus tonight on why scientists are concerned about this deadly toxin. >> reporter: after months of investigating, the centers for disease control and prevention says there's a breakthrough. in 29 samples of lung fluid from patients with a vaping-related illness, doctors found a common toxin of concern-- vitamin e acetate. dr. howard zucker is commissioner of health for new york. >> you can take vitamin e and take it-- swallow it and take it as a pill, as a supplement. that is way different than actually inhaling vitamin e directly into your lungs which is causing the burns to your lungs. >> reporter: vitamin e acetate is often used as a thickening to vaping fluid, especially on the black market. cbs news got an undercover look at these illicit products being sold in california. , and took them to a local lab for testing. >> reporter: what's the worst thing you have ever found? >> i would say predominantly in the underground market what we're seeing is a slew of pesticides. >> reporter: the study also found t.h.c., the active ingredieth in cannabis in 23 of the 29 samples. thousands of people have been sickened by vape use. >> i wish i would have never done it. >> reporter: zane martin is one of them, hospitalized and placed in a medically induced coma after vaping for only a couple of months. the c.d.c. says more tests need to be done and there could be more causes of the illness. reena. >> ninan: danya, thanks so much. a bipartisan group of senators is taking new action to fight the climate crisis. a report out just this week warns the planet faces a climate emergency. the study, done by more than 11,000 scientist in 153 countries, says that the emergency is caused by many human trends. nancy cordes spoke with members of both parties about how to combat the issue in tonight a "eye on earth." >> reporter: from the arctic to the amazon, floods, flames, and melting ice are impossible to ignore. now, even in congress, the climate is changing. >> we look a bit like neanderthals. it's real. we've got to take action. >> reporter: utah's mitt romney is one of four republicans, three democrats, and one independent who just joined the senate's first bipartisan climate caucus. >> my expectation is that we will start by listening. >> reporter: it's the brainchild of delaware democrat chris coons, and indiana republican mike braun. >> i've got four kids that took a poll among them, "what do you think about this idea?" they love it. >> reporter: it's a departure from the climate science skepticism the g.o.p. has embraced in recent years. >> all of this with the global warming and that-- a lot of it's a hoax. >> i do not believe that human activity is causing these dramatic changes to our climate. >> it's very, very cold out, very unseasonal, so here, mr. president, catch this. >> reporter: there are still some republican senators who think that cold winter weather is a sign that the climate isn't changing. >> i think science is more and more clear, and i think people will either be convinced or not as time goes on. >> you know, i think many probably just were not willing to say it, but to me, it's chemistry and physics, and i'm not going to deny that. >> reporter: democrat jeanne shaheen can already see the impact in new hampshire. >> our ski industry is affected. our snowmobiling, our maple sug arg industry-- so many things that people can see. >> reporter: have all of you seen changes in your own states? >> absolutely. it's striking in delaware, just how much it's impacting everything from sports fishing, commercial fishing. >> how you doing? >> reporter: their first move: a meeting with c.e.o.s who want congress to act quickly, implementing a carbon tax, an early test of the group's ambitions. >> if we go there right away, i think we'll probably be doing the whole thing a disservice. >> reporter: do you have to cap, or at the very least discourage emissions in order to make a difference. >> i'm not going to say any "havees to" with regard to climate. i think all the ideas will be on the table. >> reporter: the question is cse lines? scientists insist the globe can't wait. nancy cordes, cbs news, capitol hill. >> ninan: today marks the 30th anniversary of the fall of the berlin wall. germany's angela merkel led a commemoration at the site that marks the end of the cold war, and the reunification of germany. merkel warned that the freedoms won then cannot be taken for granted. a woman who spent 15 years behind bars is released from prison. ahead, the controversy surrounding or imprisonment, and why she was set free. plus, what's behind instagram's hiding your likes. and the wrestler entering the ring to tackle hate. >> ninan: an oklahoma woman is free this weekend after 15 years behind bars for child abuse. that abuse inflicted on her kids by her boyfriend. he was convicted under oklahoma's controversial "failure to protect" law. here's mark strassmann. >> reporter: this is how tondalo hall felt freedom-- in the first hug from her family in 15 years>> blessed, blessed to h my family. >> reporter: her son, robert, hadn't touched his mother since he was one. >> it's great, you know. she's got freedom. >> reporter: as a teenaged mother, hall never reported her boyfriend was battering two of her children. she pleaded guilty to enabling child abuse. her sentence was 30 years. robert braxton jr., her boyfriend, admitted the abuse, including broken bones. his sentence was much lighter, 10 years. he served two. >> all right, let's call the vote on mishall. >> reporter: last month, hall pleaded her case before oklahoma's pardons and parole board. they heard her ex-boyfriend abused and terrorized her, too. >> i've really worked hard to be the woman that my children need me to be. >> reporter: they agreed unanimously to commute her sentence-- time served. oklahoma has america's highest rate of female incarceration, about twice the national average. and more than half of its women behind bars are like tondalo hall-- survivors of domestic assault or sexual violence. >> her case is not unique. there are so many other women who are also victims of domestic violence, who are incarcerated on failure to protect charges, with far longer sentence than the actual abuser. >> reporter: hall wants to ree teenaged children.with her hall's family raised her children while she was behind bars. she earned her g.e.d., and her cosmetology license and feels equipped now to be the mother she wanted to be all along. mark strassmann, cbs news, oklahoma city. >> ninan: instagram doesn't like competing for likes. ahead, why the social media giant is deleting one of its most popular features. >> ninan: major changes are coming to instagram starting next week, the social media platform will start hiding "likes." the company's testing whether reducing popularity contests will make a safer online environment for users. gayle king spoke to instagram's c.e.o. adam mosseri about the idea over the summer. >> adam, people live for the likes. >> yes. >> reporter: we talked to a group of teenagers the other day and when we mentioned that was a possibility, i don't want to say they freaked out, but they freaked out. >> yes. >> reporter: are you worried or concerned that that will hurt your platform, taking away the likes? >> a little. >> reporter: isn't part of the fun looking at the likes. >> you can still like in this current test. you can't see the number of likes unless it's your own post so you don't have to do the social comar son. >> reporter: that's want beauty. we want you to see we got "x" amount of likes on whatever it is we posted. >> we will do things that mean people use instagram less, if it will keep people safe and a healthier environment. >> reporter: even if it will affect your bottom line? >> 100%. >> ninan: instagram isn't the only platform removing so-called public engagementment procedures. facebook, youtube have also experimented with similar moves. one of the world's most expensive rides. how bugatti is using cutting-edge technology it to make the next supercar. . >> ninan: tonight, an exclusive ride behind the wheel of one of the fastest and most expensive cars in the world. bugatti's new hypercar broke a world record, going over 300 miles per hour. the price tag: $3million. ian lee takes a look under the hood. >> reporter: at this exclusive shacho in molsheim, france, we enter the world of hypercars, some of the fastest, most expensive, most luxurious in the world. bugatti. to see what a $3 million chiron car is packing we get behind the wheel with race car driver andy wallace. we let lose all 600 horses. a siewpped up version of the chiron broke a record becoming the first production car to top speeds of 300 miles per hour. when you hit 300, though, what was the feeling? accomplishment, just focus? >> it's the fastest i've ever been, that's for sure. >> reporter: while we didn't quite hit 300, we flew. speed has been nonetheless company's d.n.a. for over 100 years. the first cars were born to race. >> the 35 is one of our best car in the portfolio for the winnings and the racings. >> reporter: the crown jewel. >> yes, exactly. >> reporter: today, each car is hand crafted with carbon fireeb, aerospace-grade metals and built uniquely for each client. unless it's bugatti's la voiture noire. that was one of a kind, $19 million, the most expensive new car ever sold. >> we're at the top of the automotive trade. >> reporter: what makes bugatti stand out compared to ferrari, lamborghini, and other supercars? >> they're the fastest production car in the world and the most powerful. and we're a luxury car. so it's a complete package. >> reporter: bugatti won't reveal what's coming next, so buckle up, as they race to stay one car length ahead of the competition. ian lee, cbs news, in molsheim, france. >> ninan: what an incredible ride. well, a quick note, though, if you're in the market for one of these new cars you have to pack your patience. the wait list is. two years. ahead, the king of the ring shattering two stereotypes one smack-down at a time. >> ninan: finally tonight, a rising star taking center stage in the world of wrestling. jim axelrod now on one man's fight to end stereotypes in and out of the ring. >> reporter: in a small gym in memphis, tennessee, adeel alam is working out before headed over to work. you've got a match tonight. >> yeah. >> reporter: isn't the idea not to be tired when you git into the ring? alal... is better known by his stage name as w.w.e. star in the making mustapha ali. the high-flying charismatic former cop father of two, and muslim. the storylines of pro wrestling aren't complicated: good guys versus bad guys.stlw bee guys. so was ali when he started. >> the worst thing that ever got ideal to me while performs was, "i thought we killed you, osama." >> reporter: when one night he couldn't shake what he heard from a fan, ali decide he'd had enough. >> there was a young boy maybe, six, seven years old, jumps out of his chair and he puts both of his fists up, and it hit me like a ton of bricks right there-- you just taught this kid to hate people that look like you. i never felt more disgusted with myself. >> reporter: he had to start all over again, trying to convince promoters in a post-9/11 america that muslim good... >> ali! >> reporter: ...could work. >> you have to have a certain "x" factor to make it as a w.w.e. superstar, and ali had it in spades. >> reporter: seven me brand manr the w.w.e., pro wrestling's most successful organization, says ali's success tells us something about where we are as a country. historically, professional wrestling has cast villains. they're always the enemy of the country. >> i think in the 80s, that was definitely true. we're evolving as a company, and hopefully, do the right thing. thing. >> reporter: maybe, but in a world that's hardly a liberal honest ldz bed, ali's profile and fan base are both expanding. while america feels like it's about to rip itself apart, you're telling me in pro wrestling arenas around the country, you're actually getting a renewed sense of optimism? >> i am. i'm very, very hopeful. >> reporter: and these days, we'll take hope anywhere we can find it, even in a professional wrestling match. jim axelrod, cbs news, memphis. >> ninan: and that's the "s weekenws" fois sdabs, hw york. thank you for joining us. good night. live, from the cbs bay area studios, this is kpix5 news. now at 6:00, we are following breaking news in san jose where a deadly officer- shoved shooting has shut down part of a freeway. >> a san francisco construction worker is in the hospital after falling 40 feet from a work site. >> this part of the bay area has faced an emergency room shortage putting lives at risk. >> how do we fix this? >> we need another hospital. we need a hospital. and breaking news from the san francisco district attorney's race where the mayor's pick has just conceded to the people's pick. >> i'm brian hackney. >> i'm juliette goodrich. we begin with the latest on that breaking news in san jose. southbound highway 85 has been shut down at saratoga avenue for nearly three hours. following a deadly police shooting. >> kpix5's andrea nakano is live near the scene. what's the latest? >> reporter: it is a traffic miss in the south bay. all southbound lanes of highway 85 have closed at saratoga avenue. ulevarh usuter scene and you isn't that crime scene at a distance with the flashing lights. the northbound lanes have not closed but the traffic starts to back up here at the winchester boulevard onramp. the call came in around 3:00 this afternoon. we are trying to gather details about this incident. this is an officer-involved shooting on the highway. a suspect was shot and killed and pronounced dead on the scene. it happened at