Two people were killed after one of them attempted to pass an 18-wheeler but instead struck another driver head-on in Rialto early Thursday morning.
The crash took place in the 3500 block of North Riverside Avenue, just before 3 a.m.
Officers discovered two vehicles at the scene, with both drivers suffering from life-threatening injuries.
22-year-old identified as Melissa Jacqueline Castillo, was pronounced dead at the scene.
31-year-old identified as Crystaline Joy Barile Bendo, succumbed to her injuries at Arrowhead Regional Medical Center.
Rialto Police Department investigated the crash.