A Tactical Air Control Party specialist listens to his team on his radio while participating in a field training exercise, or FTX, at Fort Chaffee Maneuver Training Center in Arkansas, April 14, 2018. The FTX, April 13-17, 2018, took place at the end of a two-month Initial Combat Skills Training Course, which is hosted by the 138th Combat Training Flight at Will Rogers Air National Guard Base in Oklahoma City, and is the only one of its kind in the U.S. Air Force. (U.S. Air National Guard Photo by Staff Sgt. Tyler K. Woodward)