At 1531 hours Station's 61, 58 and 59 along with MICU 58 were dispatched to box 61-05 for Report of a motor vehicle accident with entrapment. Truck 58 was out the door in a minute and arrived on scene and confirmed a multi vehicle accident with confinement. Truck 58 began extrication. Engine 61 arrived with Chief 61 assuming command. Patients were extricated from the vehicle and transported to local hospitals.