U.S. Marine Capt. James Phillips, an instructor with the Joint Multi-TDL School, teaches the JT-101 Multi-Tactical Data Link Network Operations Course conducted by the Joint Interoperability Division (JID) at Robins Air Force Base, Ga., Jan. 31, 2014. The five day course offered JSTARS operators and other personnel involved with Tactical Data Link networks the opportunity to hone their current skill sets and train on how to share vital command and control information and achieve full spectrum dominance through unity of command and effort. (U.S. Air National Guard photo by Master Sgt. Roger Parsons/Released)