ELLSWORTH AFB, S.D. - Master Sgt. Anthony Blackmon, 28th Civil Engineer Squadron explosive ordnance disposal flight chief, speaks during a memorial service in honor of Staff Sgt. Bryan Berky at Heritage Park, Oct. 1. Sergeant Berky was killed in action Sept. 12, 2009 while in support of Operation Enduring Freedom. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)