Airman 1st Class Andrew Perez, 28th Civil Engineer Squadron explosive ordnance disposal technician, uses a control panel to operate an F-6 Alpha reconnaissance robot at Ellsworth Air Force Base, S.D., Oct. 6, 2015. The robots are used to investigate any improvised explosive devices in an area before EOD personnel physically handle potential bombs. (U.S. Air Force photo by Airman Sadie Colbert/Released)