WALNUT CREEK — A 16-year-old girl died Saturday and four other people were hospitalized in a head-on crash, police said. At least one of the injured was under 18, police said. Authorities identified the girl as Alina Safi, adding that she drove one of the vehicles.

A 16-year-old girl who died in a crash in Walnut Creek over the weekend has been identified by the Contra Costa County Coroner's Office as Alina Safi. Officers responded at about 4:40 p.m. Saturday to a report of a head-on collision on eastbound Ygnacio Valley Road east of Oak Grove Road,

A 16-year-old girl who died in a crash in Walnut Creek over the weekend has been identified by the Contra Costa County Coroner's Office as Alina Safi.