Lost evidence: the original Orville Nix film

Orville Nix, a native of Dallas, took this film of JFK's assassination. But as his granddaughter Gayle Nix Jackson explains on her website, this is NOT the camera original copy of the film. This is a copy of the film Nix gave to the FBI. The original of the film has never surfaced. It if it did, it might contain new visual information about the crime sc…