Cold Case Clues: A Fresh Lead for the French Alps Murder Mystery The discovery of a Luger pistol in Lake Annecy has sent shockwaves through the investigation into the brutal murder of a British family in the French Alps 14 years ago.
The case, which has been one of France's most enduring cold cases, remains unsolved despite numerous leads and theories.
The gun, used by the Swiss army until around 1960, matches the description of the pistol believed to have been used in the murders.