Two children killed in single vehicle crash

Police arrived to find a car had crashed into a tree.

Two boys aged nine and 10 were treated at the scene by paramedics before being taken to Sydney Children's Hospital where they later died.

A nine-year-old girl was also taken to the same hospital with minor injuries.

The 33-year-old male driver was uninjured and underwent mandatory drug and alcohol testing.

Police are urging anyone with information about the incident to contact police or Crime Stoppers.