Rollover Crash on 15 Freeway in Rancho Cucamonga Leaves 1 Dead RANCHO CUCAMONGA, CA (August 4, 2023) – One person was killed in a two-vehicle rollover on 15 Freeway in Rancho Cucamonga on July 31. The fatal crash happened around 2:32 p.m. just before the Base Line Road exit. According to the California […]