Chinabased owner sells the platform, but will it pass the senate . Were at the capitol. Also tonight, the major winter storm that could be the worst to hit the denver area in years. Were tracking it. The news on boeing. The ntsb saying Security Video of repair work on that door plug before it blew off in midair was erased. The judge in the Georgia Election interference case dismissing some of the charges against donald trump. Why were they thrown out . The u. S. Deploying marines to haiti as the country spirals into violent chaos. And the bestselling author airlifted out. His harrowing escape. The new task for one of the deadliest forms of cancer. Nbc news investigates a Oklahoma Town divided. You are a leader in the Oklahoma Chapter of the White Nationalist organization, and i want to know if you have any explanation for that. The official at the center of a firestorm. Ringing in spring. The Phone Hotline that will lead you to the most beautiful sights of the season. Announcer this is Nbc Nightly News with lester holt. Good evening, and welcome. The end of tiktok, as we know it in the United States, may be closer tonight after the house of representatives passed a bill that could impose a ban on the hugely popular videosharing app in the u. S. Concerns over tiktoks Chinese Parent Company and a potential National Security risk carried the day in the house. The bill approved on a 35265 vote with one democrat voting present. In all, 50 democrats and 15 republicans voted against the bill, which now heads to the senate. Tiktok, which denies its service as a spy tool, claims 7 million Small Businesses and 170 million american users, and in a statement urges the senate to consider the facts, listen to their constituents, and realize the impact on the economy. Republican House Speaker mike johnson applauding the vote in a statement saying, it signals our resolve to deter our enemies. Nbcs Savannah Sellers has details. Reporter the bill needed twothirds of the house to pass, and it got that easily. The yeas are 352. Nays are 65. Reporter now, it goes to the senate where it will likely face a tougher road. If signed into law, it would give bytedance just six months to divest tiktok or face the possibility of a ban on the app. The legislation prompted by National Security concerns including fears the Chinese Government could access americans personal data and feed them content that would influence their views. Our intention is for tiktok to continue to operate, but not under the control of the Chinese Communist party. Reporter the 50 democrats and 15 republicans voted no. Its an overly broad bill that i dont think would stand First Amendment scrutiny. Its opening pandoras box, and im opposed to this bill. Reporter Aligning With FormerPresident Trump, who once tried to ban tiktok, but now says hes against that. Tiktok fighting back hard, even flying creators to washington. Hello, this is my son. Reporter jason linton shares his life as a dad with his 13 million followers. What would it mean for you and your family if tiktok were to be banned in the u. S. . It would be devastating. Being able to just launch out a positive message would be completely stopped. I wish it was a bad dream, but its not. Reporter j. T. Laybourne uses tiktok to promote his clothing company. Should this impact how people vote . 100 , there will be people not reelected because of the way they voted on this ban. Reporter it has 170 million users in the u. S. According to an nbc news poll. 22 of voters say they use the app once a day or more. The potential political fallout with those young voters not lost on some senators. Cutting out a large group of young voters is not the bestknown strategy for reelection. Reporter republican mike gallagher, one of the bills sponsors says thats not a good enough reason to ignore a looming National Security threat. I dont think courting the clicks of 17yearolds should take precedence over allowing our former foreign adversary to dominate what is becoming the primary news source for americans under the age of 30. Reporter tiktok says its ceo was on the hill today but unclear if he met with lawmakers. The Company Maintains it is not owned or controlled by the Chinese Government. Tonight tiktok says, this process was secret, and the bill was jammed through for one reason, its a ban. Savannah, whats the thinking of how this bill might fare in the senate . Reporter its future is uncertain. Chuck schumer has been noncommittal about bringing it up for a vote. Meanwhile, the leaders of the Senate Intelligence committee released a statement praising the bill and calling for senate action. President biden said sses, h sign it, lester. Savannah sellers at the capitol tonight, at is the potential threat to National Security that and how could your data potentially be used . Correspondent hallie reporter its not top u. S. Officials, s, they sounding the alarm about the popular apps chinesebased ownership. Tiktok presents serious National Security risks to the people of the United States. Americans need to ask themselves whether they want to give the Chinese Government the ability to control access to their data. Reporter like many apps, tiktok collects User Information like ip addresses, approximate location, synced contacts and more. The concern, not only china, the ccp could see that info but how they could use it especially in an election year. You cannot rule out that the ccp can again use tiktok has a platform to influence 2024 elections, right . We cannot rule out that the ccp could use it, correct. Reporter now, fears the Chinese Government could covertly spread mis and disinformation, all part of a broader battle with one of the biggest economic powerhouses. I think this is one of the rungs on the way up the ladder of a cold wartype dispute between the United States and china. Theres so many more opportunities for the chinese to influence the american population. Reporter tiktoks already banned on governmentowned devices in the u. S. And in countries like canada and australia. India banned the app altogether. Tiktok has long insisted it works to protect personal info pointing out new u. S. User data is stored on a u. S. Based cloud, and it denies chinas government controls the app. The bottom line is this, american data stored On American Soil by an American Company overseen by american personnel. Reporter in a letter to congress, tiktok says its invested more than 1. 5 billion to address concerns and argues u. S. Data could be less secure if the company is sold. Lester. Hallie, thank you. Also tonight, what could be the biggest snowstorm in years about to hit denver, and Severe Weather headed for parts of the midwest. Bill karins joins us. Hes tracking it all. Lester, this crippling snowstorm will be all day tomorrow, but were already starting out with really strong thunderstorms. We have two watches one for st. Louis and one in central areas of kansas and may get another one over kansas city. These will be blossoming going all night long. As far as the risk area goes, kansas city to st. Joseph in the enhanced risk and tomorrow we have a chance of severe storms from dallas to just south of chicago. So isolated tornadoes too. As far as the snow goes, we have 6 to 5 Million People in this watches and warnings. Hardest hit, denver into the foothills. Someone will get three to four feet of heavy, wet snow and Power Outages for the denver area, at least a foot, with this big storm. Thank you. Tonight the head of the ntsb says investigators are still missing critical information from boeing about that max 9 door plug that blew out over portland. Tom costello covers aviation for us. Tom, the ntsb chief is clearly frustrated. She is. Jennifer homendy says boeing has still not provided important details that ntsb investigators need about why that door plug blew out and why four bolts were missing. She writes today, we still do not know who performed the work to reinstall and close the door plug on the accident aircraft. Boeing has informed us that they are unable to find the records documenting this work. Investigators asked for Security Footage from the Factory Floor back in the fall, however, she writes they were informed the footage was overwritten. Boeing insists it has cooperated fully and has Security Videos that are kept for just 30 days on average, lester. All right, tom, thank you. Lets turn to the deepening crisis in haiti. The u. S. Sending in a new contingent of marines to guard the embassy and americans making some harrowing escapes including a bestseller author. Gabe gutierrez reports from the dominican republic. Reporter tonight, with haiti in utter chaos, a new team of u. S. Marines has been sent to help protect the u. S. Embassy. This is what Hell On Earth sounds like, a nighttime gun battle in portauprince captured on a terrified bystanders cell phone. Another woman, this haitian american, said an armed gang kicked her out of her home. We are so frightened for our lives, we cant never go back home. Reporter shes now desperately trying to escape and meet up with her family in miami, but the border and the airports are shut down. Also suddenly trapped, bestselling author mitch albom visiting an orphanage his charity runs in haiti. You cant go anywhere. You cant get out. Thats how haitians live every single day. Reporter a harrowing escape, a stealth Helicopter Mission rescued him and orphanage staffers. The fear is the gangs will shoot at helicopters. We were all on top of one another, just a big ball of humanity, and the door closed, and within 60 seconds we were up in the air in the dark and flying. Reporter haitis Prime Minister just said hed step down as soon as a new Interim Government took over, but a notorious gang leader known as barbecue is calling for civil war. Here in the neighboring dominican republic, the government is stopping Desperate Haitians from coming, and in florida, the governor is already deploying extra Law Enforcement and drones in anticipation of a possible Migrant Influx from haiti, lester. Gabe gutierrez, thank you. And back home now, it is official. The biden trump rematch is set after both candidates clinched their nominations tuesday, and mr. Trump today getting some good legal news in georgia. Peter alexander has late details. Reporter tonight the showdown is set, the Rematch Polls say most americans were hoping wouldnt happen between President Biden and former President Trump. Late today the president here in battleground wisconsin. My predecessor who failed the most basic duty any president owes to the american people, the duty to care. Reporter the latest polls show the race in wisconsin is tight. How many bagels are you making in a day . On the weekdays were doing 800, 900. Reporter at alley boys bakery, these two tell us their costs are rising, but they resisted raising prices. Were playing with what consumers are willing to pay versus what we have to pay. Reporter these democrats are anxious about the economy, but its social issues like Abortion Rights solidifying their support for the president. Were almost turning the clock backwards. It is very frightening. Reporter overnight mr. Trump taking aim at the president. Theres never been anybody worse at doing that job than joe biden. Reporter matt owns an Auto Repair Shop in Waukesha County telling more customers are coming in because its cheaper to fix an older car than to buy a new one. These guys should be buying a new car but these days you cant afford it. You got a family and house and mortgage. Reporter he supports mr. Trump saying america is worse off than it was four years ago. I want my economy back. I want our National Security back. I want our tax money to stay here. Reporter meanwhile, a georgia judge today dismissed six charges in the election interference case involving mr. Trump saying they were too vague including a charge related to this phone call where the former president pressured georgias secretary of state. I just want to find 11,780 votes, which is one more than we have. The judge left the door open for prosecutors to refile those charges. Mr. Trump has pleaded not guilty. President biden heads to Campaign Events in michigan tomorrow while former President Trump will be in a florida courtroom in his classified documents case, lester. Peter alexander, thank you. In 60 seconds screening for colon cancer, the new blood test that could be a game changer right after this. Ffect the lungs and lower airways. But im protected with arexvy. Arexvy is a vaccine used to prevent lower Respiratory Disease from rsv in people 60 years and older. Rsv can be serious for those over 60, including those with asthma, diabetes, copd, and certain other conditions. But im protected. Arexvy is proven to be over 82 effective in preventing lower Respiratory Disease from rsv and over 94 effective in those with these health conditions. Arexvy does not protect everyone and is not for those with severe allergic reactions to its ingredients. Those with weakened Immune Systems may have a lower response to the vaccine. The most common side effects are injection site pain, fatigue, muscle pain, headache, and joint pain. I chose arexvy. Rsv . Make it arexvy. Were back with a new way to test for colon cancer. The secondleading cause of cancer deaths among american adults. Anne thompson is more here with more on a promising study. It is, lester. Colon cancer can be treatable if its caught early, but more than 40 of adults 45 and older dont follow screening guidelines, often deterred by colonoscopies or at home stool tests. Now, a new study in the New England Journal Of Medicine reports a blood test was able to detect 83 of colorectal tumors. While colonoscopy is the most accurate screening, this new test is designed for people with average risk of colon cancer and no family history. The test is already available, but since its not approved by the fda yet, it is not covered by insurance and costs about 900. The testmaker, garden health, tells us the fda will be approving or will be considering approving the test later this year. And i know youll be following it. Anne, thanks very much. Coming up, a town that put a man who ran a White Nationalist group on the city council. How some are now trying to vote him out. Our investigation is next. 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