Excitement was high in Brentwood Friday morning as the community celebrated the opening of a new Costco. The warehouse and 32 ...

An East Bay man is facing a federal weapons charge after he was allegedly found with a 3-D printed firearm and a device that converts a pistol into a machine gun.

Brentwood, CA, celebrates the opening of California's largest Costco, hoping it will ease commutes and spur economic growth.

The long-stalled Costco store in Brentwood opened on Friday, the chain’s largest in Contra Costa County.

A new Costco opened for business in the East Bay Friday. In Brentwood, where it opened, the mayor is touting the major retailer as a big boost to the local ...

Costco's grand opening of their Brentwood store, the wholesale chain's largest in the state of California, brought out people from across the region. Here's what these shoppers had their eyes on.

The East Bay location opens March 7. Costco openings in the Bay Area last year drew large crowds, with customers lining up early before the official opening. Nine new Costco stores are opening ...

BRENTWOOD — The Brentwood City Council recently ... why the city did not send out bids to other dealerships in the South Bay and whether the city considered other brands besides Ford.

The East Bay's newest Costco is opening Friday, and police are warning the public about traffic delays. The new warehouse is located at Lone Tree Plaza Drive and Heidorn Ranch Road on the border of ...

A data analysis by the CBS News Data Team shows a growing number of Bay Area homes are facing increased wildfire risk.