Date: August 31, 1986
Location: Cerritos, California
Aircraft: MD Douglas DC-9-32
Airline: Aeromexico
Flight No: 498
Fatalities: 67 : 67 +15

An Aeromexico DC-9 going down over Cerritos, California after colliding with a Piper Archer. All 64 aboard the DC-9, 3 on the Piper and 15 on the ground were killed. The Piper flew into unauthorized commerial air space.