Iran launched multiple missiles toward US bases in Qatar Monday after the US struck Iran's nuclear sites over the weekend. Qatar's air defenses intercepted the missile attack, and there have been no reports of injuries.

What to Know about Al Udeid Air Base in Qatar. About 10,000 troops are stationed at the base, which serves as the regional headquarters for the U.S. Central Command.

The United States Department of Defense continues to have a number of temporary military bases in Iraq, most a type of forward operating base (FOB).