
Tap Code: The Epic Survival Tale of a Vietnam POW and the Secret Code That Changed Everything
Air Force pilot Captain Carlyle “Smitty” Harris was shot down over Vietnam on April 4, 1965 and taken to the infamous Hoa Lo prison–nicknamed the “Hanoi Hilton.” For the next eight years, Smitty and hundreds of other American POWs–including John McCain and George “Bud” Day–suffered torture, solitary confinement, and unimaginable



