The Kremlin says President Biden’s decision to let Ukraine fire missiles deep into Russia could lead to a world war. Biden’s approval of the weapons deployment marks a large shift in policy as the conflict in the region nears its 1,000th day. CBS News senior national security correspondent Charlie D’Agata has the latest. Source

President-elect Donald Trump is standing by Pete Hegseth, his selection for secretary of defense. The former Fox News host’s lawyer says Hegseth paid a confidential financial settlement to a woman who accused him of sexual assault to save his job at the news channel. The army veteran has denied any wrongdoing. CBS News political reporter Olivia Rinaldi joins “America Decides” with more. Source

Health officials are investigating an outbreak of E. coli in multiple states that is linked to organic carrots sold under a number of different brands. The CDC says 39 illnesses have been reported. Meg Oliver has details on what you should look out for. Source

President-elect Trump says he will declare a national emergency and use U.S. military assets to carry out a mass deportation of undocumented immigrants when he returns to office. The plan could potentially test the limits of Trump’s powers to use the military on U.S. soil to achieve his immigration crackdown. Caitlin Huey-Burns has more. Source

The Kremlin warned that President Biden is adding “fuel to the fire” by allowing Ukraine to use long-range U.S. missiles that can strike targets inside Russia. Holly Williams reports. Source

Spirit Airlines, the nation’s largest discount airline, has filed for bankruptcy protection. The company has had at least two failed merger attempts in recent years as it struggled to rebound from the COVID-19 pandemic. Kris Van Cleave has more. Source

Two women told a House ethics panel about former Florida Rep. Matt Gaetz’s alleged misconduct between 2017 and 2019, claiming that he paid them both for sex, their attorney Joel Leppard told CBS News’ Major Garrett. Gaetz called the panel’s investigation a “smear” and denied the allegations. Attorneys for Gaetz did not respond to requests for comment on Monday. Source

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

A tradition that’s rich. Inside the Upper Cumberland’s Native American history. Hear all about this rich history from local historian Rick Moles.

Paul Teal’s fiancée and fellow “One Tree Hill” actors shared tribute posts memorializing him. Source