SAN FRANCISCO (KRON) — A three-vehicle collision Wednesday night has caused a traffic jam on Highway 101 in San Francisco, according to California Highway Patrol (CHP). One of the cars involved in the crash is a Nissan, which flipped over on its roof in the middle lanes of the highway around 7:32 p.m. There were no injuries in the crash.

The other car involved in the crash was a gray Ford Fusion. The driver of that car was unable to start the vehicle, CHP said. The third car in the crash was not identified.

As of 8:55 p.m., all southbound lanes have reopened. A photo from Caltrans’ traffic cam taken before 8 p.m. can be viewed above.

It is unknown at this time what caused the crash.

The crash happened in the Potrero Hill neighborhood, according to coordinates of the incident’s location provided by CHP. It happened near 25th Street and Kansas Street.