By James Leasor
Published: August 8, 2011.
In 1942 radar expert Jack Nissenthall volunteered for a suicidal mission to join a combat team who were making a surprise landing at Dieppe in occupied France. His assignment was to penetrate a German radar station. Because he knew the secrets of the Allies radar technology, he had a personal bodyguard. Their orders were to protect him, but in the event of possible capture to kill him.