Kari Miller, U.S. Woman’s Sitting Volleyball Paralympic athlete and two-time silver medalist, teaches Senior Airman Michael Napier, 633rd Medical Dental Support Squadron patient member from Joint Base Langley-Eustis, Va. how to block at the Joint Base Andrews West Fitness Center, Md., June 27, 2013. Miller, a former Army veteran coached Air Force Wounded Warriors on the fundamentals of sitting volleyball. (U.S. Air Force photo/Airman 1st Class Nesha Humes)