Investigators say they have not found four bolts that were supposed to help lock into place the door that blew out from a Boeing 737 Max 9 jet in midair. National Transportation Safety Board officials say they don’t yet know if the bolts were defective or if they were ever secured into place to begin with. Kris Van Cleave reports. Source

After sweeping through the South, a winter storm is once again taking aim at the Northeast. The Weather Channel meteorologist Mike Bettes has the forecast. Source

A sprawling storm system brought thunderstorms and tornadoes to the South. In the Midwest, another system dumped more than half a foot of snow in some areas. Dave Malkoff reports. Source

Here’s a look at the top stories making headlines on the “CBS Evening News with Norah O’Donnell.” Source

Artificial intelligence has been used to replicate the singer’s voice and appearance to create a convincing replication known as “deepfake.” Source

Plaintiffs in the case are trying to have Dominion touch-screen voting machines banned in Georgia. Source

House Republicans will hold the first impeachment hearing for Homeland Security Secretary Alejandro Mayorkas on Wednesday. If the GOP succeeds, Mayorkas would be the first cabinet secretary impeached in nearly 150 years. CBS News congressional correspondent Nikole Killion has the latest. Source

On Tuesday, Carthon spoke to reporters at Ascension Saint Thomas Sports Park, hours after the franchise parted ways with Mike Vrabel. Source

New York City Police said the boom truck collapsed at a construction site in Upper Manhattan injuring five people. Source

With six days until the first in the nation Iowa caucuses, former President Donald Trump spent Tuesday in the courtroom, attending a hearing on his claim of presidential immunity in the federal 2020 election case. CBS News’ Scott MacFarlane and Ed O’Keefe report. Source