Vandals desecrated a sacred memorial to the victims of the deadliest World War II massacre in Nazi-occupied France.The vandalism to the memorial at Oradour-sur-Glane in central France left the country outraged.On June 10, 1944, an SS armored division herded villagers into barns and a church, and set them ablaze, killing 642 people. Only six survived.The vandals painted the…