MARTINEZ (KRON) — At least one person has died in an accident on Highway 4 in Martinez, according to the California Highway Patrol.
A truck overturned at around 6:06 a.m. in the westbound lanes of Highway 4 just after Mc Ewen Road, according to CHP officials.
Another vehicle was involved in the crash.
One westbound lane is blocked.
Traffic is slow heading out of Martinez and into Hercules.
Stay with KRON4 News for updates
— Robin Winston (@RobinWinstonTV) November 11, 2016