Penetrator was the type of aircraft that designated what General Dynamics medium-range tactical attack aircraft?
General Dynamics F-111 Aardvark: The General Dynamics F-111 Aardvark was a supersonic, medium-range interdictor and tactical attack aircraft that also filled the roles of strategic nuclear bomber, aerial reconnaissance, and electronic-warfare aircraft in its various versions. General Dynamics F-111 Aardvark:  Developed in the 1960s by General Dynamics, it first entered service in 1967 with the United States Air Force.
i don't know