Seventy-five years after the Japanese attack on Pearl Harbor, some Americans have never stopped believing that President Franklin Roosevelt let it happen in order to draw the U.S. into World War II.
"It's ridiculous," says Rob Citino, a senior researcher at the National World War II Museum in New Orleans. "But it's evergreen. It never stops. My students, over 30 years — there'd always be someone in class [who'd say], 'Roosevelt knew all about it.'"