YOUNGSTOWN AIR RESERVE STATION, Ohio -- Two airborne infantrymen with the U.S. Army Parachute Team Golden Knights, glide through the air during the "Thunder Over the Valley" Air Show and Open House preview Aug. 7, 2009. The team is preparing for their aerial performances during the air show scheduled for Aug. 8 and 9, 2009. U.S. Air Force photo by Tech. Sgt. Rick Lisum