ENDURANCE TEST U.S. Marine Corps recruits run the Strength and Endurance Course, a 2.5-mile run that includes more than seven different exercises, to improve their overall endurance, at Marine Corps Recruit Depot San Diego, Oct. 26, 2006. SHARE IMAGE: Download Image: Full Size (0.12 MB) Photo By: VIRIN: 601846-J-GKC72-396.jpg Photo Gallery