U.S. Air Force Airman Quindon Clark, a heavy equipment operator assigned to the 633rd Civil Engineer Squadron, flattens dirt around a polyvinyl chloride pipe to create a new flag post hole at Langley Air Force Base, Va., March 16, 2016.The holes are three feet deep and two feet wide, which provides enough support for the new flag post to withstand possible strong hurricane winds. . (U.S. Air Force photo by Staff Sgt. J.D. Strong II)