Authorities say 15 people suffered minor injuries when a charter bus ran off the highway in Central California and crashed into a fence.

Officer Justin Montooth of the California Highway Patrol said Wednesday that the driver was among those taken to local hospitals for treatment. The accident happened in the small town of Traver about 30 miles from Fresno. He says the bus ran off the right shoulder and hit a frontage road fence.

Officials are investigating the cause of the accident. He says the there is no immediate cause for the accident.