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.

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.

The crash happened about 4:40 p.m. on Ygnacio Valley Road just east of Oak Grove Road, police said in a statement. Four others, including at least one child, were hospitalized. The child went by air to UCSF Benioff Children’s Hospital in Oakland.