Sgt. David Revels, an avionics technician with Marine Light Attack Helicopter Squadron 367, serves chili during the Marine Aircraft Group 24 chili cook-off at Dewey Square, July 3, 2013. (U.S. Marine Corps photo by Kristen Wong) - Sgt. David Revels, an avionics technician with Marine Light Attack Helicopter Squadron 367, serves chili during the Marine Aircraft Group 24 chili cook-off at Dewey Square, July 3, 2013. (U.S. Marine Corps photo by Kristen Wong)