The Brief Prosecutors say 31-year-old Zachary Chernicky was driving more than 140 mph when his Tesla crashed into three vehicles on Highway 87 in December 2025. Ivana Balistreri, 29, and her 1-year-old daughter, Lilliana, died after the Lexus they were riding in caught fire. A San Jose man was driving more than 140 mph when his Tesla slammed into multiple vehicles on Highway 87, causing a fiery crash that killed a mother and her toddler daughter, authorities said. Prosecutors: Speed, not the vehicle, caused the crashWhat they're saying:Prosecutors allege Chernicky was driving at an excessive speed when the crash occurred. "I've seen some coverage of this incident that says things like, 'Tesla crash kills a family,' but that headline misses the point," Santa Clara County Deputy District Attorney Marisa McKeown said.