Gyrocopter Piolet Doug Hughes Appears in Court in Washington, D.C.

A members of the Army's Old Guard places an American flags at headstones in Arlington National Cemetery during the annual Flags-In ceremony in Arlington, Virginia on May 21, 2015. Members of the 3rd U.S. Infantry Regiment (The Old Guard) placed an American flag at all of the over 228,000 headstones at Arlington in honor of Memorial Day. Photo by Kevin Dietsch/UPI