Authorities say a girl born after a car crash in California that claimed her mother's life has also died. Fresno County Sheriff's spokesman Tony Botti said the newborn died early Monday at a hospital. Her mother, 18-year-old Joanne Marisela Delgado, was driving a Honda Civic with a 10-year-old boy in the backseat on Sunday when she collided head-on with a southbound Kia Optima about 30 miles south of Fresno. The driver of the Kia, 24-year-old Adriana Solorio Romero, was also killed. The 10-year-old was taken to a hospital in critical condition., the AP reports. The Fresno Bee reports that it's not clear what caused the Honda to cross the median. (More car accident stories.)