ELLSWORTH AFB, S.D. - Lt. Col. Matthew Joganich, 28th Civil Engineer Squadron commander, unveils the memorial block dedicated to Staff Sgt. Bryan Berky at Heritage Park, Oct. 1. Sergeant Berky deployed multiple times in support of Operations Iraqi and Enduring Freedom as an explosive ordnance disposal technician. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)