Traffic collision, 57 Freeway, Pomona, 3:50 p.m.

A four vehicle crash involving a motorcycle is blocking several lanes on the westbound 57 Freeway connector to the westbound I-10 connector. The transition ramps have been closed for an unknown duration. It was initially believed to be a fatal.

The heavy traffic is now creating new problems as a black SUV that has overheated is now being rerpoted as a traffic hazard in the carpool lane.