Authorities say a 21-year-old tractor-trailer driver is suspected of DUI after plowing into stop-and-go traffic on the 10 Freeway near I-15, causing a deadly chain reaction. Families are mourning as investigators reconstruct the crash. 🚧 What reforms would prevent repeats—mandatory impairment screening tech for commercial fleets, stricter hours-of-service enforcement, or graduated penalties that permanently bar DUI offenders from CDL driving? Should California expand roadside drug-recognition u