Officials claim they used coins discovered inside a shipwreck off the coast of Colombia to prove the doomed vessel is the legendary San José that was carrying a $20 billion treasure when it sank. The Colombian government used an unmanned vehicle to inspect the wreckage of the 18th-century craft to prove it has found the lost Spanish galleon. The submersible carried out a non-intrusive investigation to document areas of the shipwreck that have yet to be photographed that contained coin-like objects, according to a study from Antiquity. Coins found in a hoard area in the ship’s stern were photographed and...