Atlantic Crossing continues this Sunday at 9/8c on MASTERPIECE. | MASTERPIECE | PBS

19K views · 631 reactions | In June 1942, two squads of saboteurs—all U.S. residents who returned to Germany to serve the Reich—were dropped by U-boat on beaches in New York and Florida. "It’s known as Operation Pastorius,” says Atlantic Crossing co-writer and historian, Linda May Kallestein. “The U-boat surfaced not far from where Martha was staying in Long Island that summer.” Don't miss an all-new episode of Atlantic Crossing this Sunday at 9/8c! | MASTERPIECE | PBS | Facebook

Atlantic Crossing's star Sofia Helin and creator Alexander Eik discuss Crown Princess Martha and the female perspective of World War II. | MASTERPIECE | PBS

22K views · 963 reactions | "No one knows what happened behind closed doors between Martha and FDR..." The cast and creator of Atlantic Crossing talk about what we do - and don't - know about the relationship between these two world leaders. | MASTERPIECE | PBS | Facebook