POMONA (CBS) — A Foothill Transit bus and two cars collided Friday in Pomona, injuring seven people.

The crash at Mission Boulevard and Dudley Street was reported at 4:56 p.m., said Inspector Quvondo Johnson of the Los Angeles County Fire Department.

Three people on board the bus suffered serious injuries while four others had minor injuries, said Sky2′s Stu Mundel, who was reporting overhead.

Johnson said a second bus was sent to pick up the remaining passengers.

The cause of the crash was not known.

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