Navy Gets Green Light for State-of-the-Art Air Combat Training System 4 May 2021, 7:56 UTC · by When weapons and combat strategies evolve, military training also needs to keep up with that. An air combat training system that can blend real weapons, simulated threats and electronic warfare elements is the next-generation alternative to classic training that the U.S. military needed. And now they have it. 1 photo The U.S. Navy recently announced that the Tactical Combat Training System Increment II (TCTS II) has been approved for limited production. More specifically, the Naval Aviation Training Systems and Ranges program office now has the green light for including TCTS II, which will be produced by Collins Aerospace Systems in Iowa.