DIAMOND BAR, Calif. --
An off-duty Los Angeles Police Department officer was killed Thursday, and two people injured in a four-vehicle collision in Diamond Bar.A vehicle traveling northbound on Grand Avenue collided with a southbound vehicle and created a chain reaction collision with two more cars, sheriff's Lt. John Saleeby of the Walnut/Diamond Bar Station said.
One vehicle overturned in the collision reported at 5:32 p.m. on Grand Avenue at Longview Drive, Saleeby said.
The two injured victims were taken to hospitals in unknown condition, Saleeby said.
It was unclear whether the off-duty officer died at the scene or a hospital.
No arrests were made.