Area overview - Congestion in Rancho Cucamonga, Ontario, Norco, Riverside 7:43 a.m.

Caltrans is reporting slow traffic on the westbound 210 at Cherry and Day Creek Boulevard, the westbound 10 Freeway at Fourth Street in Ontario, the southbound 15 Freeway at Jurupa Street in Ontario, the northbound 15 at Second Street in Norco, the westbound Highway 91 at Main Street in Corona and the eastbound 91 at Adams.