LOS ANGELES -- The clock is running out on California's Clean Air Vehicle Decal program. You may have seen the colorful stickers on eligible vehicles riding in the HOV lanes.

SACRAMENTO, Calif. — The clean air rules the California Air Resources Board recently updated, which were expected to raise gas prices in the state, are officially on hold.

A regional air quality alert has been issued for parts of Southern California as two fires continue to burn in Riverside County, prompting officials to warn thousands of residents to remain ...