A car crash and fire on Highway 101 left two people dead and blocked traffic in San Luis Obispo County on Tuesday afternoon.

PETALUMA, CA — North Bay commuters are campaigning to roll back new, longer carpool hours on US-101. Carpool lanes now take up nine hours of the day on the Marin Sonoma Narrows, a roadway shared by ...

With the widening of these last two bottlenecks south of Petaluma, the $762 million Highway 101 Marin-Sonoma Narrows project, begun in 2011, is finally finished.

Highway 101 is a vital commute for tens of thousands of people traveling between Marin and Sonoma counties. But some drivers said recent changes to the carpool lane hours are making their commutes ...

California Highway Patrol says a vehicle crashed into a pole Thursday evening with seven occupants, including three children.