Cory Booker suspended his campaign for president this week, dropping the number of Democratic candidates for president down to 12. Tuesday, Booker joined “CBS This Morning” answering questions about the lack of diversity among the remaining candidates, Elizabeth Warren and Bernie Sanders’ war of words, and the state of discourse in the country. Source

This year’s Academy Award nominations have created new controversy over whether the Oscars are too white and too male. Nineteen out of the 20 acting nominees on Monday are white. The exception is Best Actress nominee Cynthia Erivo, who starred in the movie “Harriet.” All of the Best Director nominees are men, even though women directed several of this year’s best regarded movies. “Entertainment Tonight” host Kevin Frazier reports on the backlash over the lack of diversity. Source

The Seattle City Council passed a measure Monday that limits political contributions by “foreign-influenced” corporations. Source

Coal miners and their families stood on train tracks to prevent a train loaded with coal from leaving, saying they had worked since Dec. 16 without being paid. Source

Twenty-one military students from Saudi Arabia were removed from the U.S. last night over alleged extremist links and child pornography. The FBI says they made the discoveries while investigating the December 6 Pensacola Naval Air Station shooting, when a Saudi cadet killed three U.S. sailors. Catherine Herridge reports on the investigation. Source

Sources tell CBS News the articles of impeachment against President Trump could be delivered to the Senate as soon as Wednesday, and the impeachment trial could start next Tuesday. Nancy Cordes reports that House Speaker Nancy Pelosi will meet with fellow Democrats Tuesday morning. Source

A bus plunged into a sinkhole on a city street in northwestern China, killing at least six people and leaving four missing, authorities said. Source

Despite a series of well-received debate performances, the Minnesota senator remains mired in the single digits with just weeks to go before the caucuses. Source

President Hassan Rouhani vows full, open investigation into the missile strike, but points to Trump administration for the “root causes.” Source

Star quarterback Joe Burrow breaks several records as he leads undefeated, No. 1 Tigers to 42-25 victory Source