FORT CARSON, Colo. (AP) — Two soldiers based at Fort Carson were killed when their vehicle was hit by an improvised explosive device in Afghanistan.

The Department of Defense says 30-year-old Staff Sgt. Benjamin G. Prange, of Hickman, Nebraska; and 19-year-old Pfc. Keith M. Williams, of Visalia, California, were killed in Kandahar Province on Thursday. They were assigned to the 1st Battalion, 12th Infantry Regiment, 4th Infantry Brigade Combat Team, 4th Infantry Division at Fort Carson.

The Defense Department did not release any other information.