In 1930, the first transatlantic flight takes off from England. In 1967, the carrier USS Forrestal catches fire in the Gulf of Tonkin. In 1985, Space Shuttle Challenger launches with Coke and Pepsi on board.
While it will take months or years to find a definitive cause of the crash of the Cessna 421 that went down in the Gulf of Mexico on Thursday, initial evidence may indicate that the pilot lost consciousness due to pressurizatio...