U.S. Air Force Senior Airman Colton Peer, a firefighter assigned to the 633rd Civil Engineer Squadron, observes a controlled burn at Langley Air Force Base, Va., April 17, 2016. The 633rd CES firefighters and the Virginia Department of Forestry performed the controlled burn as a precautionary measure in the event of any mishaps during the fireworks show during the AirPower over Hampton Roads Open House. (U.S. Air Force photo by Senior Airman Kayla Newman)