Master Sgt. Kenton Lewis, a 33rd Rescue Squadron special missions aviator, simulates hoisting a casualty from the water using a winch aboard a 33rd RQS HH-60G Pave Hawk during a large-force exercise near Okinawa, Japan, June 30, 2015. The exercise, which integrated Air Force and Marine Corps assets on Okinawa, was designed to allow the units to practice air-to-air capabilities while supporting ground troops. (U.S. Air Force photo/Staff Sgt. Maeson L. Elleman)