THERMAL, Calif. -

Four people were injured, one critically, in a two-vehicle crash in Thermal this afternoon, a county fire department spokeswoman said.

The crash was reported about 2:40 p.m. at Harrison Street and Echols Road. One person was cut out of a crumpled vehicle and airlifted to a hospital with critical injuries, and three others were transported by ambulance with moderate injuries, Riverside County Fire Department spokeswoman Melody Hendrickson said.

The cause of the collision was under investigation.