513th Air Control Group flies in Joint Task Force Exercise 2015
Master Sgt. Justin Sproles, a communication and navigation specialist assigned to the 513th Aircraft Maintenance Squadron, pushes a fire extinguisher into place Aug. 24 at Naval Air Station North Island in Coronado, Calif., after an E-3C Sentry completed a training mission as part of Joint Task Force Exercise 2015. The 513th maintenance reservists accompany every off-station training mission to provide routine checks as well as repairs if needed. (U.S. Air Force photo by Staff Sgt. Caleb Wanzer)