Millions under threat as another atmospheric river slams California. Missing 11-year-old girl found dead in Texas river. 2 men charged with murder in Kansas City Chiefsparade shooting. U.S. set to impose new sanctions on Russia after Alexey Navalny's death. Nikki Haley defies calls to drop out of race ahead of South Carolina primary. Darkweb ransomware provider seized in global takedown. Inside the new task force hoping to hold dealers responsible for fentanyl deaths.