Opening with the Allied invasion of Normandy on 6 June 1944, members of the 2nd Ranger Battalion under Cpt. Miller fight ashore to secure a beachhead. Amidst the fighting, two brothers are killed in action. Earlier in New Guinea, a third brother is KIA. Their mother, Mrs. Ryan, is to receive all three of the grave telegrams on the same day. The United States Army Chief of Staff, George C. Marshall, is given an opportunity to alleviate some of her grief when he learns of a fourth brother, Private...

Tells the story of the D-Day invasion of Normandy in WWII. There are dozens of characters, some seen only briefly, who together weave the story of five separate invasion points that made up the operation.