The 4’11” Jewish woman who entered the lion’s den to spy on Nazi Germany

Marthe Cohn being filmed by director Nicola Hens for the upcoming documentary ‘An Unusual Spy.’ (Courtesy) LOS ANGELES — The 4’11” French Jewish woman was walking through a field of snow when the ground underneath her began to crack. She was a spy for the Allies, sent to infiltrate the German front, but her military guide…