A pursuit that began in Hemet ended with the suspect driving the wrong way on Interstate 215 and crashing head-on into another vehicle in Menifee, briefly trapping one person in the other vehicle and the suspect running off into a nearby field.
The crash was reported about 2:40 a.m. near the Scott Road exit and lanes of the freeway were blocked until about 5 a.m., according to the California Highway Patrol.
Riverside County firefighters were able to free the patient, who was taken to a hospital in unknown condition.
The suspect ran from the crash scene into field. It was unclear if the suspect was found and arrested.
Hemet police were in pursuit of the vehicle, but it was not immediately disclosed what prompted the chase.