Tactical Air Control Party Airmen from the 13th Air Support Operations Squadron, Ft. Carson, Co., laid personal items on the headstone of Maj. David Gray, their fallen commander, who is laid to rest at Arlington National Cemetery, Aug. 8, 2013. Gray was killed in Afghanistan Aug. 8, 2012. The Airmen honored his memory by rucking more than 140-miles from Dover Air Force Base, Del. to Arlington National Cemetery to pay their respects at his gravesite. (U.S. Air Force photo/Senior Airman Lauren Main)