U.S. Air Force Staff Sgt. Gary Good, 633rd Security Forces Squadron unit trainer, performs a buddy carry during a modified Marine Combat Fitness Test at Joint Base Langley-Eustis, Va., April 28, 2017. During the modified Marine Combat Physical Test, Good and his fellow members of the 633rd SFS Emergency Services Team performed a low crawl, high crawl and a fireman carry. (U.S. Air Force photo by Senior Airman Derek Seifert)