John McManus, a World War II historian, looks at war scenes from "Saving Private Ryan" and rates them for realism. He breaks down the iconic movie opening of the landing on Omaha Beach during the Allied invasion of Normandy, often referred to as D-Day. He discusses the realism of the weapons and strategies used by the American and German troops, including the fictional Capt. John Miller, played by Tom Hanks. He looks at town battle scenes and connects them to real-life events of the battle of No