Drone attack hits base used by U.S. troops in Syria

The U.S. is preparing for more strikes against Iran-backed militias, which continue to target U.S. troops, as well as military and commercial vessels in the Red Sea. A drone attack on Sunday hit a base in Syria used by U.S. troops. Holly Williams reports. "CBS Evening News with Norah O'Donnell" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the CBS Evening News every weekday night at 6:30 p.m. ET on the CBS Television Network and at 12 a.m. ET on the CBS News app.