WEST HEMPFIELD TOWNSHIP – One person has died after a Sunday morning crash in Lancaster County. It occurred around 5 a.m. in the 3200 block of Marietta Avenue. A vehicle struck a utility pole before winding up on the porch of a house. The roof of the porch then collapsed. The County Coroner’s office identified the victim as 30-year-old Stephanie Herr of Quarryville. Herr was the only person in the vehicle.