Memorial Ruck March
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Members of the Air Force Office of Special Investigations (OSI), U.S. Air Force Special Investigations Academy Detachment 1 pose for a group photo prior to the Annual 11 Mile Memorial Ruck March Oct. 30, 2015, at Joint Base McGuire-Dix-Lakehurst, N.J. The event was held in memory of OSI Agents David Wieger, Nathan Schuldeiss and Thomas Crowell who made the ultimate sacrifice in an IED attack on Nov. 1, 2007, while conducting counter threat operations in Iraq. (U.S. Air Force photo by Joseph Sharp/Released)