A suspicious device investigation shut down an intersection near the Oakland and Berkeley border.
Police said late Friday afternoon they were trying to determine if a suspect in a pursuit threw a hand grenade from his vehicle.
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WATCH HEREThe incident was reported at Rose Street and Martin Luther King Jr. Way.
Police said the situation started with a high speed chase involving the California Highway Patrol. Authorities said the suspect officers were following threw something that looked like a grenade out of the window.
The suspect is in custody,
A bomb squad responded and cleared the suspicious device.
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