Sgt. Victor Sanchez, a fire direction coordinator assigned to Alpha Battery, 1st Battalion, 258th Artillery Regiment, 27th Infantry Brigade Combat Team of the New York Army National Guard, operates an advanced field artillery tactical data system to calculate aiming data to relay to the howitzer teams during an air assault artillery raid on Fort Drum, N.Y. on June 9, 2017. (U.S. Army National Guard photo by Sgt. Alexander Rector) Army planning new start for theater-level signals intelligence The Theater Signals Intelligence System, or TSIG, will be a conglomeration of capabilities in the field formalized into a single program of record. Dec 5, 2023 By Mark Pomerleau