Members from the National Nuclear Security Administration and 79th Medical Wing take flight on Joint Base Andrews, Maryland, July 17, 2014. They flew in a Bell 412 helicopter operated by the Remote Sensing Laboratory Aerial Measuring System during an aerial radiation assessment survey. The aerial mission uses aircraft equipped with radiation sensing technology that gathers data that can be used in the event of a radiological event. (U.S. Air Force photo/Staff Sgt. Matt Davis)