Officers will look for signs that drivers may be under the influence of alcohol, drugs or a combination of both.

(FOX40.COM) — The Fairfield Police Department scheduled a driving under the influence and driver’s license checkpoint on Friday in the area of Waterman Boulevard. • Video above: Why DUI checkpoints ...

The checkpoints honor the memory of Hannah Parton, who was killed by an impaired driver almost five years ago, as well as another unnamed woman, HPD said.

LIVERMORE, CA — The Livermore Police Department said it will hold a DUI checkpoint Friday from 6 p.m. to 1 a.m. at an undisclosed location the city. The location was determined based on data showing ...