Secretary of Defense Robert S. McNamara , confided privately that McNaughton could have been his choice to replace him as Secretary of Defense . McNaughton resigned from the post of Assistant Secretary of Defense and was to become Secretary of Navy on August 1 , 1967 after being confirmed by the United States Senate . But he died in the crash of Piedmont Airlines Flight 22 with his wife and younger son ( Theodore ) on July 19 , 1967
Piedmont Airlines Flight 22
Piedmont Airlines Flight 22
John McNaughton (government official)