GRISSOM AIR RESERVE BASE, Ind. -- Learn about the 434th Troop Carrier Wing's involvement in the invasion of Normandy during WWII, specifically the unit's activities during June 1944, through this three-part series. Narrated by Brian Knowles, 434th Air Refueling Wing historian, and Master Sgt. Courtney Werth, 72nd Air Refueling Squadron senior non-commissioned officer in charge of mission planning. (U.S. Air Force videos by Senior Airman Elise Faurote)