U.S. Marine Corps 1st Sgt. Michael Collins, Okinawa Joint Experience instructor, updates each team’s score during the Okinawa Joint Fitness Challenge Sept. 26, 2018, at Kadena Air Base, Japan. After calculating points from the push-up challenge, combat fitness challenge and tug-of-war, the Green Team was determined the winner of the OJFC. (U.S. Air Force photo by Staff Sgt. Micaiah Anthony)