Staff Sgt. Rawlinson Santaella, a crew chief assigned to the 28th Aircraft Maintenance Squadron, competes for a position to be on the All-Air Force Basketball team at Lackland Air Force Base, Texas, Oct. 17, 2016. Athletes selected for specialized training must participate in trial camps which are short in duration, but physically demanding, mentally challenging and highly competitive. (U.S. Air Force photo by Stephan L. Warns)