Marines compete in the elf tryouts during the Annual Jingle Bell Challenge Dec. 1 on Marine Corps Air Station Futenma, Okinawa, Japan. The elf tryouts consisted of 10 squad pushups, 10 pullups and 10 ammunition can lifts. Eleven units competed in five challenges throughout the day and the team with the fastest time won. The Marines are with Marine Aviation Logistics Squadron 36, 1st Marine Aircraft Wing, III Marine Expeditionary Force. (U.S. Marine Corps photo by Pvt. Nicole Rogge)