Justices were skeptical Monday that the case was an exception to other lawsuits against defense contractors, which usually get immunity in such litigation.
Soon after planes were first used in war, there were specialists on the ground coordinating strikes. Space-based weapons could one day yield new observers.
As the Army examines its armor formations under TIC 2.0, it wants to avoid placing them in a potential stalemate, similar to what is being seen in Ukraine.