This photo provided by the North Dakota National Guard shows members of the 188th Air Defense Artillery's Security Forces deplane at McChord Air Force Base in Thursday, March 22, 2007, at Fort Lewis, Wash., after more than a year of service in Afghanistan. (AP Photo/North Dakota National Guard, Billie Jo Lorius)

This photo provided by the North Dakota National Guard shows members of the 188th Air Defense Artillery's Security Forces deplane at McChord Air Force Base in Thursday, March 22, 2007, at Fort Lewis, Wash., after more than a year of service in Afghanistan. (AP Photo/North Dakota National Guard, Billie Jo Lorius)