U.S. Air Force Staff Sgt. Salvador Calderon III, a Phoenix Raven and Pre-Raven course instructor, and Airman 1st Class Jared George, a protective services specialist assigned to the 816th Security Forces Squadron, grapple during a Pre-Raven course at Joint Base Andrews, Md., April 14, 2025. The course develops close quarters combat skills that candidates may use while supporting high-risk security missions. (U.S. Air Force photo by Senior Airman Gianluca Ciccopiedi)