Nuclear-powered ballistic missile submarines chnaged the total force requirements for Anti-Submarine Warfare. Today's force requires a combination of both Naval air and sea forces to track and attack enemy submarines that can stay submerged for months at a time. Watch as the U.S. Navy trains and prepares to defeat this enemy below. See P-2V and P-3 Orion patrol the waters of both oceans as hunter killer teams stand ready to pounce and destroy the enemy. Watch as the venerable S-2 Trackers take up their position and work jointly with fleet helicopters to maintain a constant vigil for enemy submarines. This is a two part program that gives you the complete picture and exciting adventure of the danger of "Red October".