U.S. Air Force basic cadet trainees attack the assault course. U.S. Air Force basic cadet trainees attack the assault course in Jacks Valley on the U.S. Air Force Academy's training grounds in Colorado on July 17, 2007. The assault course teaches hand-to-hand combat skills and rifle fighting techniques while allowing basic cadets to practice these elements in controlled scenarios, in a mentally and physically challenging environment. SHARE: Download: Full Size (0.03 MB) Tags: military services, news photos, other subjects, lead photos, dod organizations, air force Credit: VIRIN: 278953-Q-FXR10-714.jpg Photo Gallery