The Department of Defense announced today that Staff Sgt. Christopher E. Cutchall, 30, of McConnellsburg, Pa., was killed on Sept. 29 west of Baghdad, Iraq. Cutchall was traveling in a convoy when an improvised explosive device detonated as his vehicle passed by. He died of injuries sustained in the incident.

Cutchall was assigned to Delta Troop , 4th Cavalry, Fort Riley, Kan.

The incident is under investigation.