weekend. as anger over shortages boils over. the new warning about vaccine scams. how to know if you're signing up for the shot or getting ripped off. what joe biden will sign on day one. a mask mandate ending the so-called muslim ban, and a dozen more. inside an nfl outbreak. multiple players and coaches benched for covid. the team doctor takes us inside their effort to stop the spread. plus, the powerful moment this adopted son made his and his family's dreams come true. >> announcer: this is nbc "nightly news" with jose diaz-balart. good evening. the country is on edge tonight. state capitols are on lockdown amid threats of more violence. windows are boarded up. fences raised. and police and national guard are on patrol. and washington, d.c. resembles a military occupation. in the coming days there will be four afghanistan and iraq combined. and tonight we're learning of the arrest of an armed man near the capitol. our teams are spread out across the country, and we begin with vaughn hillyard in washington. >> reporter: tonight a possible threat at the capitol. according to police, a man tried to enter the secure area o wednesday's inaugution in a pickup truck with, quote, unauthorized credentials. when police searched his vehicle, they found a loaded gun and 500 rounds of ammunition. the man, identified by police, was arrested and charged. the police did not comment on his possible intentions. it comes as the core of the nation's capitol enters a near total lockdown, with more than 9,500 national guardsmen now in d.c. >> it looks like a war zone. >> reporter: empty streets as the district shuts down. this after the fatal law enforcement failures on january 6th. federal authorities have now arrested more than 100 individuals accused of being nifld in the insurrection >> reporter: steger according to the fbi shown beating an officer with an american flag. and jenna ryan, a texas real estate agent, charged after storming the capitol, telling cbs news -- >> i was displaying my patriotism when i was there and i was just protesting. >> reporter: authorities are still working to identify even more of the insurrectionists. including this man. in new photos released today the fbi believes he is involved in this video in which officer daniel hodges is pinned into a doorjamb. [ screaming ] >> they ripped my mask off, beat me up, sprayed me with everything. >> reporter: multiple u.s. house committees today announcing a congressional review, writing in a letter to the fbi, and director l intelligence, "this still emerging story is one of apparent and high-level failures, in particular with respect to intelligence and security preparedness." >> and vaughn, we're learning new details about that man arrested for carrying a gun near the capitol? >> reporter: that's right. the man told authorities he was working in the area as private security. jose? >> vaughn hillyard in washington. thank you. across the country there are real fears that there may be violence at state capitols this weekend, prompting extreme security measures on the ground but also in the air. blayne alexander reports. >> reporter: tonight in nearly every corner of the country capitol buildings barricaded, boarded up and bracing for the worst. >> taking this very, very seriously. >> reporter: the national guard is at the ready deployed to at least 13 state capitols, including massachusetts and ohio. where the state capitol is closed through inauguration day. here in michigan months after armed protesters stormed the capitol openly carrying firearms now banned inside the capitol. >> here in sacramento 1,000 members of the national guard have joined california highway patrol in forming a defensive barrier around the capitol building. >> reporter: at airports the tsa is cracking down, upping the number of federal marshals on flights and adding more random gate screenings and k-9 teams. this as the fbi director urges anyone planning to cause trouble to stay at home. >> we've got to disrupt any attempt or attack. our posture is aggressive. it's going to stay that way through the inauguration. >> reporter: in florida authorities have already arrested a man for allegedly inciting violence are prepared.sters i >> reporter: and in georgia a political lightning rod during the election, governor brian kemp says the threat level is low but he is taking no chances. >> we are taking nothing for granted. i think you can see what happens when you do that. looking back to last week. >> and blayne joins us now from atlanta. blayne, how are officials there preparing? >> reporter: well, jose, law enforcement officials are understandably hesitant to go into specific details, but here at the state capitol you can already see the changes. in addition to these armored vehicles we're seeing barricades like this on every side of the building, not just here at the capitol but city hall just a few blocks away. the governor says he is ready to deploy the national guard if needed. jose? >> blayne alexander in atlanta. thank you. to the covid crisis, which is now taking the lives of nearly 4,000 americans each day, the death tolls are pushing 400,000 and the distribution of the vaccine can't keep up with the overwhelming demand. new mass vaccination sites are coming online to help get the shots out. meagan fitzgerald reports from los angeles. >> reporter: tonight, from dodger stadium to disneyland to gillette stadium in boston, mass vaccination sites across the country are ramping up. after weeks of websites crashing and confusion on how and who can get vaccinated next, now a solution for people like esperanza maldonado. >> 12 family members got covid-19. two of them were hospitalized for three weeks. so it was very real for me to be about to lose my sister. >> reporter: this site at disneyland in orange county, california set up in just one week hoping to inoculate 8,000 people a day by monday. the issue -- supply. do you have enough? >> we have enough to certainly go through this week, and we expect to be able to have enough to do all of next week. >> reporter: california setting up more mass vaccination sites like this one after the bulk of the state's 2.8 million doses sat unused. the governor pledging to complete a million additional vaccinations by the end of the weekend. >> we don't want any doses going to waste. it becomes a much more challenging logistical operation than a traditional flu shot. and that's the burden we have now with the ultra and cold storage. >> reporter: and this week 30 million americans become eligible for the shot as 18 states offer vaccinations to seniors 65 and older, putting pressure on a system already pushed to the brink. >> it's mind-boggling that it wasn't plett better planned. >> reporter: after another blow friday-w when the country learned the federal government never had the stockpile of vaccines states were counting on. many governors angry, saying planned vaccinations are now in jeopardy. >> we're certainly demanding answers from the trump administration. their empty promises are literally playing with people's lives. >> reporter: people like anau faram, whose elderly parents live with her, eager for their shot of hope. >> always fearful of bringing home something and giving it to them. i feel safer now. >> and meagan joins us now from dodger stadium, which just opened up as a vaccination site. meagan, how many people do they hope to vaccinate there? >> reporter: officials here tell us that by next week they'll be able to vaccinate 12,000 people a day. right now they're still administering shots to frontline health care workers. jose? >> meagan fitzgerald in los angeles, thank you. increasing vaccine supply tops president-elect joe biden's ambitious plan to fight covid. sam brock now with a reality check on how his plan could work and how quickly. >> reporter: operating with the mindset there's not a second to spare, president-elect biden is aiming for 100 million vaccinated in 100 days. >> let me be clear. i'm convinced we can get it done. >> reporter: his plan includes using the defense production act to churn out supply, pushing states to vaccinate more groups, leveraging fema and the national guard to build sites, and reaching marginalized communities. let's start with the supply. how quickly can the defense production act create more doses? dr. scott gottlieb is the former fda commissioner and currently sits on the board of pfizer. >> i think anything we do now to try to increase the supply probably is going to take weeks to a couple of months to have some kind of impact. >> reporter: the answer to that question directly influences the next part of the plan, pushing states to reach a larger swath of people. >> the biden plan is a breath of fresh air. >> reporter: dr. marcus plesha represents state and local health departments and is optimistic but also realistic it could take weeks to get production to scale. >> people over 65, people with medical conditions that put them at risk, people who are essential frontline workers, all of those people need to get the vaccine as soon as possible. but we can't give vaccine doses that we don't have. >> reporter: and when it comes to reaching disadvantaged in often minority communities, the biden plan includes more sites and an educational campaign. plescia points out the issue of trust must be drsed.es >> we've got to be attentive to that. what states and locals can do is work with those communities they have trusted relationships with, organizations like faith-based communities, where they can go and really try to help build people's confidence and, you know, really address some of the vaccine hesitancy that we're already starting to see. >> reporter: and the national guard and fema will lend federal muscle to add new locations for vaccination. >> i think what they're going to do is try to expand the existing sites initially. and we could see the results of that pretty quickly. getting new sites up and running, that could be a matter of weeks. >> and sam joins us from miami. sam, the biden administration wants to distribute the vaccine through many different channels. >> reporter: yeah, look, jose, the president-elect wants vaccines in pharmacies, big box stores, grocery stores, but right now this park behind me in miami has paused distribution for next week because they don't have enough doses. a game changer in all this could be the approval of another vaccine like johnson & johnson, potentially in the coming weeks. jose? >> sam brock, thank you. president-elect biden's team said today that on day one he'll roll back some of the previous administration'sed most controversial decisions kelly o'donnell is at the white house. kelly, what comes immediately after wednesday's swearing in? >> reporter: well, jose, they want a running start. and they put that on paper today. whil troduced members of their scienceief of staff ro klain released a memo outlining a ten-day schedule of actions including executive orders. some will reverse trump policies like ending the travel ban on mostly muslim countries and rejoining the paris climate agreement. others are steps about biden promises. immigration reform followed by covid actions including a federal mask mandate. and on a very separate transition that happened today, mike and karen pence made their last official trip, visiting navy aviators in lemoore, california. vice president pence gave his farewell, mentioning president trump only once as he carried out the kind of duties you'd expect if the commander in chief in these final days. but president trump remains out of sight. jose? >> kelly o'donnell at the white house, thank you. when we come back, the new covid vaccine scams. how to protect your money and private health information. also, a i have an idea for a trade. oh yeah, you going to place it? not until i'm sure. why don't you call td ameritrade for a strategy gut check? what's that? you run it by an expert, you talk about the risk and potential profit and loss. could've used that before i hired my interior decorator. voila! maybe a couple throw pillows would help. get a strategy gut check from our trade desk. ♪♪ cranky-pated: a bad mood related to a sluggish gut. miralax is different. it works naturally with the water in your body to unblock your gut. free your gut, and your mood will follow. as a retired weatherman, i like things i can predict. that's why i chose an aarp medicare supplement insurance plan from unitedhealthcare. it's the kind of plan with predictable out-of-pocket costs. plus the plan i chose has a low to zero percent chance of copays. it's a sunny day for me. -honey you're doing it again. -i'll stop. the only medicare supplement plans with the aarp name. medicare supplement plans have no networks and no referrals so you can take charge. when i had acne, i made up a lot of excuses. my cateally needs me right now. y'know, i'm trying to be less popular these days. now? 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on it with jardiance. ask your doctor about jardiance. we're back with a new warning about alarming covid vaccine scams asking for your health and financial information and promising appointments for doses that simply don't exist. jo ling kent reports. >> reporter: in sarasota, florida 88-year-old jack conway couldn't believe his luck. >> i called my daughter after my excitement and said i have tickets now for the vaccination. >> reporter: he thought he signed himself and his wife up online forever a vaccine appointment he found on eventbrite, entering his personal information. but his eagle-eyed doctor stepped in. >> she said it's a scam. no date, no time. no place. just two names with an order number. >> reporter: conway is one of many americans eligible for the vaccine and targeted by a growing number of scams through social media, e-mail, phone calls and texts. the department of health and human services says cases are rising with scammers chasing your social security number, bank information and medical identity. >> unfortunately, they've been very successful. >> reporter: what are some of the examples that you're seeing? >> we have had people say that they signed up for that vaccine trial, they gave their bank account information, and that money was taken out of their bank account. >> reporter: in pasco county, florida health department official mike napier says nearly 200 people showed up at official vaccination sites with fake tickets. >> they were very frustrated and thought they had their golden ticket, if you would, to get their vaccine and we had to turn them away. >> reporter: the problem, some counties do use eventbrite to organize legitimate vaccination appointments. 65-year-old retired nurse meg bourbonier immediately reported one to her county health department. >> i was really angry because people have been trying to take advantage of older adults who are especially vulnerable. >> reporter: eventbrite tells nbc news "any unofficial eventual listings are likely a result of user error but a team is looking into the suspected fraud cases and anyone charged was refunded." if you sense it may be a scam, what should you do? >> delete the e-mail. don't click on the link. hang up the phone. it is that simple. >> reporter: hhs also recommends always begin your vaccine search on your county health department's official website. and remember, you should never pay for a vaccine slot. jo ling kent, nbc news. still to come, inside an nfl outbreak. our exclusive look at one team's efforts to stop the spread just hours before a playoff game. hours before a playoff game. plus, finally moved in. it's a great old house. good bones, wraparound porch. the pipes are... making strange noises. ♪ ♪ ♪ ♪ even the plumbers couldn't help us. nope. at least geico makes bundling our home and car insurance easy. which saves us a ton. for bundling made easy, go to geico.com. is that net carbs or total?... eh, not enough fiber... chocolate would be good... snacking should be sweet and simple. the delicious taste of glucerna gives you the sweetness you crave while helping you manage your blood sugar. with nutrients to help support immune health. hi, i'm pat and i'm 75 years old. we live in the mountains so i like to walk. with nutrients to help i'm really busy in my life; i'm always doing something. i'm not a person that's going to sit too long. in the morning, i wake up and the first thing i do is go to my art studio. a couple came up and handed me a brochure on prevagen. i've been taking prevagen for about four years. i feel a little bit brighter and my mind just feels sharp i would recommend it to anyone. prevagen. healthier brain. better life. if you have obstructive sleep apnea and you're often tired during the day, you could be missing out on amazing things. sunosi can help you stay awake for them. once daily sunosi improves wakefulness in adults with excessive daytime sleepiness due to obstructive sleep apnea. sunosi worked for up to nine hours at 12 weeks a cnical study. sunosi does not treat the cause of osa or take the place of your cpap. continue to use any treatments or devices as prescribed by your doctor. don't take sunosi if you've taken an maoi in the last 14 days. sunosi may increase blood pressure and heart rate, which can increase your risk of heart attack, stroke, heart failure, or death. tell your doctor if you have a heart condition or high blood pressure. sunosi can cause symptoms such as anxiety, problems sleeping, irritability, and agitation. other common side effects include headache, nausea, and decreased appetite. tell your doctor if you develop any of these, as your dose may need to be adjusted or stopped. amazing things happen during the day. sunosi can help you stay awake for whatever amazes you. visit sunosi.com and talk to your doctor about sunosi today. pair of jackpots now worth more than llion dollar combined. no one got the big prize in last night's mega millions drawing. now at a whopping 850 million. it's one of the largest jackpots in history. and tonight's powerball is pretty good, too. it's up to 640 million. now to the nfl playoffs, where the cleveland browns and a surprising win over pittsburgh last week. but it wasn't their only victory that day. they also had to contain a covid outbreak as they prepared to take the field. it was a race against the clock to identify close contacts and contain the spread. kevin tibbles has an exclusive look at how they did it. >> reporter: cleveland browns fans love to revel in their misery. no playoff wins in 26 years. >> to the end zone! wide open! hooper touchdown! >> reporter: but this season a remarkable turnaround, beating their long-time rival the pittsburgh steelers. >> so many covid infections. >> reporter: even as the pandemic took a heavy toll on the team. >> that really started last week in earnest. >> reporter: how did you react when you found out and what happened as a result? >> so that morning when i woke up about 4:30 we had a plethora of positive results. >> reporter: four key players first tested positive. >> we want to make sure now that that does not spread throughout the team and affect anyone else. >> reporter: then head coach kevin stefanski was infected and the virus spread. four assistant coaches. all missed the big game after testing positive. >> put a good plan in place to kind of isolate, build a wall per se. we closed our facility for multiple days on end. >> reporter: the browns even had to train virtually with the nfl's special tracing team activated. >> our contact tracing the night. make sure that they get isolated away from family or other household members. >> 25 guys in a room next door. >> reporter: the browns gave us a behind-the-scenes look at preps even before the season started. >> we really have a new normal. right? >> reporter: ultra violet lights in locker rooms to further sanitize. >> everyone in our building gets one of these devices. >> reporter: so if someone tests positive -- >> we can find that person and all the close contacts to that person. >> reporter: with last week's outbreak the team's center j.t. treder, watched as key members of the team got benched. >> whenever somebody gets sick, you worry about them a the when it comes to having to go out there and perform without your leader and your head coach and other really talented players for your team, that's always a concern. >> reporter: and with the super bowl on the horizon, no team wants covid to keep them off the field. >> everybody involved wants to stay healthy, wants to stay there, and wants to experience the run to the super bowl. >> reporter: and whoever wins tllave beaten b their opponent and the pandemic. kevin tibbles, nbc news. when we come back, when we come back, the emotion momalen i didn't realize how special it would be for me to discover all of these things that i found through ancestry. i discovered my great aunt ruth signed up as a nursing cadet for world war ii. you see this scanned-in, handwritten document. the most striking detail is her age. she was only 17. knowing that she saw this thing happening and was brave enough to get involved and do something— that was eye opening. bring your family history to life like never before. get started for free at ancestry.com to support a strong immune system, your body needs routine. to life like never before. centrum helps your immune defenses every day, with vitamin c, d and zinc. season, after season. ace your immune support, with centrum. do we really need a sign to live, laugh, and love? 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