complicate

Soldiers suffering from post-traumatic stress disorder who are recovering at Fort Benning, Ga., say the barracks` proximity to the sound of gunfire only aggravates their disorder.

ranges complicate firing

An American soldier stands guard during a routine patrol in the neighborhood of Dora in Baghdad, Iraq, Thursday,Oct. 16, 2008. (AP Photo / Karim Kadim)AP - A looming split between the two Shiite pa..

shiite split in iraq could complicate u.s. security pact