During the last debate, a hot captured a tense exchange between Elizabeth Warren and Bernie Sanders. Warren told Sanders he called her a “liar” on national TV. Ed O’Keefe has the latest. Source

A heated moment between Senators Elizabeth Warren and Bernie Sanders caught on camera is bringing the role of gender back into the dialogue surrounding the 2020 presidential race. CBS News 2020 campaign reporters Cara Korte and Zak Hudak join CBSN’s “Red & Blue” with the latest on the feud from Des Moines, Iowa. Source

Yang revealed that when she was seven months pregnant with her first child in 2012, she was sexually assaulted by her OBGYN during an exam. Source

Justice Roberts, Senators sworn in for trial; Quest to remember the work of black composers Source

Kylon Owens, 17, is already 6 feet, 9-inches tall and needed help finding a big suit for prom. His local J.C. Penney wanted to help him out, and they called in someone who could relate — Shaq. Source

A study published in the Journal of the American Medical Association reveals that women are more likely to develop high blood pressure earlier in life and at a faster rate than men. Dr. Janette Nesheiwat joins CBSN to discuss the findings of the study. Source

Microsoft is the latest company to pledge to cut its carbon emissions to zero, but it also says it will go further — here’s how. Source

The Chiefs, Titans, Packers and 49ers are the four teams left standing in the 2020 NFL playoff bracket. Dennis O’Donnell, CBS San Francisco’s sports director, joins CBSN to preview the Championship Games this weekend — and what it means for San Francisco to make the playoffs. Source

A powerful winter storm is making its way across the northern U.S. CBS News weather producer David Parkinson joins CBSN with what to expect going into the weekend. Source

Police said the impact caused the building to collapse; those injured included occupants of the truck and people inside the store. Source