U.S. Air Force Academy cadets listen as Adm. Mike Mullen addresses the school's graduates. U.S. Air Force Academy cadets listen as Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, addresses the school's graduates during commencement ceremonies at Falcon Stadium in Colorado Springs, Colo., on May 26, 2010. SHARE IMAGE: Download Image: Full Size (0.05 MB) Photo By: VIRIN: 474602-T-CAV40-356.jpg Photo Gallery