Authorities probe Cabazon helicopter crash that killed 3: 'This should never happen'
Investigators walk amid the wreckage of a helicopter that collided with another chopper in midair and crashed, killing three, Sunday near Cabazon i...

Investigators walk amid the wreckage of a helicopter that collided with another chopper in midair and crashed, killing three, Sunday near Cabazon in Riverside County. (Patrick T. Fallon / AFP via Getty Images) Authorities on Monday were trying to discern how two helicopters battling a small fire in Riverside County collided, leaving three people dead. The two choppers struck each other around 7:05 p.m. Sunday near Cabazon, with one crashing and the other landing safely. The incident marks a rare instance in which the aviation battle of a California wildfire resulted in a midair crash.