Have you ever thought how you would handle it if you were held captive? There have been endless television shows and movies about hostage situations. Have you ever thought how you would handle it if you were taken captive? Would you be the tough guy resisting your captors each step of the way? Would you be the hero looking for the opportunity to sneak up behind one of the bad guys and take his gun? Would you look for a forgotten passageway where you could escape? History is full of exciting stories of people who have been held hostage especially during times of war, and the heroic steps they took to survive.

During the Vietnam War, American prisoners-of-war perfected ingenious methods for communicating with one another even under some of the most barbaric conditions. They created an intri…