U.S. Air Force Master Sgt. Jeffrey Kennedy, a tactical air control party Airman, demonstrates the use of his compass and radio equipment at Hanscom AFB, Mass., July 20, 2014. Kennedy serves as the TACP-Modernization program office superintendent. TACP-M, a Life Cycle Management Center unit, is responsible for acquiring and fielding mounted and dismounted equipment used to call in close-air support. (U.S. Air Force photo/Mark Herlihy)