MacDill Airman becomes Advanced Designated Marksman
U.S. Air Force Airman 1st Class Damon Tillis, an entry controller with the 6th Security Forces Squadron, provides overwatch during Tampa Bay AirFest 2018 at MacDill Air Force Base, Fla., May 13, 2018. Along with being an entry controller, Tillis is a member of the Emergency Services Team and recently graduated from the 13-day Advanced Designated Marksman Course in Fort Bliss, El Paso, Texas. (U.S. Air Force photo by Airman 1st Class Ashley Perdue)