U.S. Air Force Senior Master Sgt. Tim Shumaker, 451st Expeditionary Aircraft Maintenance Squadron first sergeant, poses with his son, U.S. Army Capt. Ryan Shumaker, Combined Joint Operations Center day shift director, and his grandson for a photo together. Tim and Ryan come from a long line of military service, with Tim's father serving as a paratrooper in the U.S. Army. (Courtesy photo)