NTSB: S-64 Descending as It Collided with Bell 407
Firefighting helicopters took different routes around terrain before collision
Two helicopters under contract to Cal Fire in response to the Broadway Fire west of Palm Springs, California, just before dusk on August 6 collided after flying separate routes around terrain. Both crew on the S-64 survived while the three occupants of the Bell 407 perished. (Image: NTSB)