Pan Am Flight wreckage found in Puerto Rico 74 years after crash that killed 52

The wreckage of Pan Am, a plane that crashed 74 years ago in 1952 and killed 52 people, has been found off the coast of Puerto Rico, nearly 2,000 feet beneath the Atlantic Ocean. This incident led to an overhaul of aviation safety measures, mandating that flight attendants perform safety demonstrations before taking off. The 'Expedition Unknown' began in 2019.