Capturing the port of Cherbourg was among the top priorities of the Normandy invasion. Cherbourg could not be controlled unless the US forces captured Fort Roule, a fort overlooking the port with five concrete gun emplacements all aimed at the harbor.

On 22 June 1944, IX TAC sent 557 fighter-bombers to knock out Fort Roule. You are a flight leader in the squadron that starts the attack.