Chief Petty Officer James "Patches" Watson was there at the start. One of the first to come out of the famed Underwater Demolition Team 21, he was an initial member—a "plank owner"—of America's deadliest and most elite fighting force, the U.S. Navy SEALs.Through three tours in the jungle hell of Vietnam, he walked the point—staying alert to trip wires, booby traps, and punji pits, guiding his squad of amphibious fighters on missions of rescue, reconnaissance, and demolition—confron...