LONG BEACH (CBSLA.com) — Two people, including a Long Beach police officer, were injured early Monday morning after a bus collided with a patrol car.

The accident took place around 12:50 a.m. on the southbound side of the freeway just south of Pacific Coast Highway, according to the California Highway Patrol.

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Both drivers were transported to local hospitals with unspecified injuries.

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All southbound lanes were blocked for several hours but reopened around 3:15 a.m., the CHP said.

There were no passengers in either vehicle.

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No further details were released.