310 AS Airmen keep military leaders in touch
U.S. Air Force Tech. Sgt. Christopher Phillips, left, a communication systems operator (CSO) assigned to the 310th Airlift Squadron, runs through a pre-flight inspection with Master Sgt. Phebe Frye, the flight chief of CSOs assigned to the 310th AS, as he works to earn his instructor level certification at MacDill Air Force Base, Fla., May 5, 2017. In order to become an instructor, CSO must be certified on certain tasks by an evaluator. (U.S. Air Force photo by Airman 1st Class Mariette Adams)