Members of the U.S. Air Force Office of Special Investigations Detachment 602 run during the Prisoner of War and Missing in Action vigil run Sept. 18, 2015 at Andersen Air Force Base, Guam. Airmen from multiple squadrons ran in one-hour shifts during the 24 hour run which began Sept 17. (U.S. Air Force photo by Airman 1st Class Arielle Vasquez/Released)