Family members cheer on “Delta Flight” as they approach the end of their 140 mile ruck march in honor of Maj. David Gray, Aug. 8, 2013. “DG” 140 is a 140 mile memorial ruck march for Gray, beginning at the Casualty Reception Center at Dover Air Force Base to Gray’s headstone at Arlington National Cemetery Aug 4-8. Gray was killed in action outside of combat outpost Fiaz and was posthumously awarded the Bronze Star Medal and Purple Heart. (U.S. Air Force photo by Senior Airman Carlin Leslie)