Trevor Daily, Royal Air Force assistant fire chief, debriefs with U.S. Air Force Lt. Col. Joseph Fugaro, 110th Bomb Squadron flight surgeon, after a medical exercise at RAF Fairford, U.K., June 13, 2017. Exercises like this increase interoperability between the two departments and prepare them to work together during real-life scenarios. (U.S. Air Force photo by Airman 1st Class Randahl J. Jenson)