From left, Bill Gray (former 704th Test Systems Group director), 1st Lt. Brad Chronister, AEDC Investments Branch specialist, and Kevin Sipe, AEDC’s Capability Integration Branch specialist, pose with their awards as winners of the relay competition of the 2012 Mach Tenn Triathlon. Chronister clocked an unofficial record-setting 19:24 for the hilly, four-mile run. (Photo provided)