Four U.S. soldiers killed in Iraq, death toll 4,000

BAGHDAD, March 24 (Reuters) - A roadside bomb killed four U.S. soldiers in southern Baghdad on Sunday, the military said, bringing the number of U.S. military deaths to 4,000 since the invasion of Iraq in 2003.

The statement on Monday said one U.S. soldier was wounded in the attack. (Editing by Stephen Weeks)