The Forgotten 500The astonishing, never before told story of the greatest rescue mission of World War IIwhen the OSS set out to recover more than 500 airmen trapped behind enemy lines in Yugoslavia. "An amazing, riveting tale of unsung heroes who went above and beyond." James Bradley, New York Times bestselling author of Flags of Our Fathers During a bombing campaign over Romanian oil fields, hundreds of American airmen were shot down in Nazi occupied Yugoslavia.