U.S. Air Force Master Sgt. Kenton Lewis, 33rd Rescue Squadron special missions aviator, looks out a window of a 33rd RQS HH-60G Pave Hawk helicopter during a large force exercise near Okinawa, Japan, June 30, 2015. During the exercise, numerous U.S. Air Force flying squadrons from Kadena Air Base, Japan, partnered with Vermont Air National Guard F-16 Fighting Falcons and U.S. Marine Corps units from Marine Corps Air Station on Okinawa in order to improve interservice interoperability in the region. (U.S. Air Force photo by Staff Sgt. Maeson L. Elleman)