1976: The NASA/U.S. Army rotor systems research aircraft produced by Sikorsky as the S-72 makes its first flight.

1997: Singer John Denver dies when the Rutan Long EZ he is piloting crashes into the Pacific Ocean off Pacific Grove, California.

2010: Transafrik International Flight 662, operated by Lockheed L-100 Hercules 5X-TUC crashed into a mountain 19 miles (31 km) east of Kabul International Airport, Afghanistan, killing all eight crew.