Concord Police are chasing a silver VW on I-680 near N. Main St. in Walnut Creek.
The vehicle is swerving all over road, and has spun out on the freeway several times. It has reached speeds of 100-mph.
Stay tuned for updates.
UPDATE, 10:32pm: The vehicle is registered out of Walnut Creek. The chase is now approaching Alamo.
UPDATE, 10:35pm: Speeds have reached 110-mph. They’re now approaching Danville.
UPDATE, 10:36pm: The suspect hit a guard-rail and is several feet down the embankment.
UPDATE, 10:37pm: We’re hearing the suspect suffered major injuries. He is unconscious but moving, according to police.