A Metro Blue Line train and city of Long Beach police vehicle collided in Long Beach about 1 p.m. on Wednesday afternoon, sending a police officer to the hospital with unspecified but non-life threatening injures, according to Metro officials and several media reports.

Eight passengers on the Blue Line train also had soft-tissue injuries and were transported to the hospital, according to Metro. Fire department officials said that the train pushed the police car down the tracks and the officer had to be extracted from the vehicle.

Blue Line trains are single-tracking around the scene of the incident and there are some delays in the Long Beach loop portion of the Blue Line. Receive service updates on Metro’s homepage at www.metro.net or Metro’s Twitter feed with service updates.

The cause of the accident is under investigation. There is a traffic signal at the intersection with the tracks where the incident occurred and there is also a signal telling trains when to stop or proceed.