ORINDA, Calif. (KGO) -- Eastbound lanes of the Caldecott Tunnel have reopened near Orinda after police activity shut down lanes Thursday night.
An eastbound bore was closed around 4:15 p.m. due to a police investigation, according to the CHP.
Authorities have not detailed the nature of the police activity.
Drivers in the East Bay should expect delays.
Stay with ABC7 for the latest on this developing story.