Nov 23, 2009 7:49 AM by Associated Press
The military says four U.S. service members have been killed in the past 24 hours in Afghanistan.
NATO says in a statement released Monday that three of the Americans died in southern Afghanistan on Sunday. Two of them were killed by a bomb attack and the third in a separate firefight.
The military said the fourth U.S. service member died in the east Monday in a bomb explosion.