Senior Airman Jason P. Stude is helped up after collapsing at the finish line of the fitness challenge. Senior Airman Jason P. Stude, a member of the Air Education and Training Command Team, is helped up after collapsing at the finish line of the fitness challenge portion of Defender Challenge '99 at Lackland Air Force Base, Texas, on Nov. 1, 1999. Defender Challenge is an all-star competition featuring Security Forces from Air Force major commands and the Royal Air Force Regiment. Teams compete in a fitness challenge, handgun events, combat rifle, combat weapons and nighttime tactical events. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 402372-X-SUR32-363.jpg Photo Gallery