A cold case from 1976 in Beaver County has a cash reward attached to it.
Pennsylvania Crime Stoppers is offering up the reward in the homicide case investigating the death of a 12-year-old girl.
Heidi Morningstar was found dead in a yard in Edgeworth on September 18, 1976.
She was last seen at her family home in Ambridge the day before.
Crimestoppers is offering a cash reward for information that would lead to an arrest.
Allegheny County Police, Pennsylvania State Police and Beaver County Detectives Bureau are all working together on the case.
Anyone with information is asked to call Detective William Herman of the Allegheny County Police at 412-473-1200.