The Air Force's Collaborative Combat Aircraft will not only pair with the F-35 Joint Strike Fighter and the Next Generation Air Dominance platform , but also the F-15EX Eagle II, F-22 Raptor and platforms from other services or allies, according to a top Air Force official. “We’re in lockstep with the Navy to collaborate, looking at specific areas that allow us to move forward together,” Air Force Brig. Gen. Jason Voorheis, program executive officer for fighters and advanced aircraft, said...