Closing arguments in Trump New York civil trial; Hunter Biden pleads not guilty in federal court; Avalanche survivor says ‘no doubt' he thought he would die; and more on tonight's broadcast.

Dangerous winter storms impact tens of millions across the U.S. over the weekend; Brutal cold grips Iowa in hours leading up to caucuses; Border Patrol prevented by Texas officials from intervening to help drowning migrants, WH says; and more on tonight's broadcast.