According to Mississippi National Guard officials, Sgt. Travis S. Cooper, 24, of Macon died Saturday from injuries he sustained the day before.
Cooper, a member of the 2nd Battalion, 114th Field Artillery Regiment headquartered in Starkville, was injured by a bomb that exploded near a vehicle he was searching.
Cooper was part of the 155th Brigade Combat Team, which is made up of nearly 3,500 Mississippi Guard soldiers and others from throughout the country.
The unit trained at Camp Shelby south of Hattiesburg and deployed to Iraq in January.
Cooper's death brings to 13 the number of soldiers in the unit who have died in Iraq.