HAMLIN, Pa. (AP) — A crash in northwestern Pennsylvania has left four Pittsburgh residents dead, including two children.

The two-vehicle crash in Hamlin occurred shortly after 8 a.m. Saturday.

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State police say 30-year-old Ashley Smith was driving an SUV northbound on Route 219 when she traveled into the southbound lane and collided with a pickup truck driven by 36-year-old Michael Clawson, of Mount Jewett.

Smith and her three passengers – 31-year-old Teonna Herring, a 12-year-old boy and a 9-year-old girl – were pronounced dead at the scene. The children’s names haven’t been disclosed, and authorities have not said if they were related to either Smith or Herring.

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Clawson suffered serious injuries and was flown to a hospital, but further details on his condition were not released.

The cause of the crash remains under investigation.

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