3 unsung World War II woman spies who helped make D-Day an Allied victory

• Women played key roles in D-Day, the Allied seaborne invasion of Nazi-held France.
• "Women are the hidden figures of D-Day," says journalist Sarah Rose.
• These are three of the British agents who contributed to the Allied victory in Normandy

It has been 80 years since upward of 150,000 Allied troops began storming the beaches of Normandy by air, land, and sea.