U.S. Air Force Tech. Sgt. Johnathan Maupin and Staff Sgt. Joshua Hill both check navigation directions to the first checkpoint during the Mental and Physical (MAP) Challenge on Sept. 22, 2015, Camp Guernsey Joint Training Center, Wyo. The MAP Challenge is a timed event, where Security Forces teams use their land navigation skills to reach check points, testing their team work and ability to complete objectives under harsh and stressful conditions. Both are assigned to the 307th Security Forces Squadron at Barksdale Air Force Base, La. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)