A driver leading a multi-county chase after a hit-and-run involving a deputy vehicle in Walnut treated a Diamond Bar roadway like a demolition derby, smashing into unsuspecting drivers before getting trapped behind a car Tuesday.

The pursuit driver was in a standoff with deputies in Diamond Bar near the 60 Freeway.

Deputies had weapons drawn and were firing pepper balls into the vehicle at about 4 p.m.

The chase began at 3:24 p.m. after the hit-and-run occurred at Valley Boulevard and Grand Avenue in the city of Walnut.

Two people were taken to the hospital in the crash aftermath.

A driver wanted for a hit-and-run on a deputy vehicle crashes into several vehicles before coming to a stop in Diamond Bar on Tuesday, March 9, 2021.

Deputies attempted several PIT maneuvers unsuccessfully, leaving the sedan’s bumper hanging by a thread.

The red sedan also side-swiped about three other vehicles while fleeing from police, before slamming into several others.

Finally, the pursuit driver hit a silver SUV, and came to a stop.

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