The never-before-told story of one woman's heroism that changed the course of the Second World War In 1942, the Gestapo sent out an urgent transmission: "She is the most dangerous of all Allied spies. We must find and destroy her." This spy was Virginia Hall, a young American woman--rejected from the foreign service because of her gender and her prosthetic leg--who talked her way into the spy organization dubbed Churchill's "ministry of ungentlemanly...