From left to right, Staff Sgt. Andrew Jones, 58th Maintenance Operations Squadron, Chief Master Sergeant of the Air Force Rodney J. McKinley, Tech. Sgt. Adam Johnson, 58th MOS, and Master Sgt. Harold Anderson, 58th MOS first sergeant. Sergeant Jones donated one of his kidneys to Sergeant Johnson, who was suffering from a rare immune system disorder. (U.S. Air Force photo/Christopher McCune)