Highway Patrol officers and Concord police responded to an accident on eastbound Willow Pass Road at Parkside Drive about 3:30 p.m.
California Highway Patrol officer Keith Marsden said that a Mt. Diablo School district bus carrying about 15 special education students rear-ended a Geo Metro.
According to the police report, two persons of the Geo Metro were taken to County Hospital in Martinez for minor injuries.
Officer Marsden said that no one on the bus was injured.