Chief Master Sergeant of the Air Force JoAnne S. Bass, right, tours the Office of Special Investigations Hall of Heroes during her inaugural visit as CMSAF to OSI Headquarters, Quantico, Va., March 12. Guiding the Hall tour is Tech. Sgt. Trakeila Holt, left, and OSI Command Chief Master Sgt. Karen Beirne-Flint. (Photo by SA Spencer King)