DALLAS (1080 KRLD) - Dallas police now believe an off-duty colleague may have been street racing when he crashed yesterday, leaving him critically injured.
Doorbell cam video shows a white car speeding down Mockingbird in the Lakewood neighborhood. Just feet behind, a black car believed to be officer's personal vehicle, was seen hurtling down the street at the same speed.
Just after leaving the camera's field-of-view, the the black car smashed into a tree. The white car never stopped.
The officer is in critcial condition at Baylor.
