Rebuilds of a Vietnam vehicle and a giant anti-aircraft cannon. A mission to piece together a Frankengun known as the Stinger. A D-Day reconstruction like no other. Military history buff Paul Shull continues his quest to touch, hold, and fire some of the greatest pieces of weaponry on the planet. Follow him across the country as he tracks down some of the most iconic weapons from World War II and the Vietnam War, puts them to the test, and hears firsthand accounts from the veterans who used them.