Jillian Amborn, 28th Force Support Squadron Holbrook Library volunteer, alphabetizes audiobooks before shelving them at the library on Ellsworth Air Force Base, S.D., July 30, 2013. The library’s small staff of full-time employees and volunteers facilitates their average weekly material checkout of approximately 1,025 products. (U.S. Air Force photo by Airman 1st Class Ashley J. Thum/Released)