RESERVE RANGERS Members of the University of Maryland’s Reserve Officers' Training Corps complete an obstacle course during rehearsal for the 2012 Ranger Challenge Competition at the Maryland National Guard's Gunpowder Military Reservation in Glen Arm, Md., Oct. 19, 2012. Thirty-eight schools will compete in the two-day competition which will be held Oct. 25, 2012, on Fort Pickett, Va. SHARE: Download: Full Size (0.1 MB) Credit: VIRIN: 589366-F-QOW00-276.jpg Photo Gallery