Westland Wessex Mk.31A, N7-213, 823 ditched in the Sea. The helicopter was performing plane guard duties from HMAS Melbourne on Exercise Highwood in the Irish Sea with Lt(P) Phil Pinniger RAN. The carrier was in the process of launching A-4G Skyhawks at the time. The Wessex ditched and Lt Pinniger, Aircrewman Bob Cousins and ships diver, Abata Richard Stanford exited the aircraft. The aircraft was then cut in half by the destroyer HMAS Brisbane that had steamed into position to pick up the aircrew. Divers from Melbourne attached crane cables and airframe less its tail section was raised onto the deck.