Author: Matt Gray | For NJ.com
A week after their beloved family pet died at a Gloucester County dog grooming business, a Woodbury Heights family says their grief has turned to anger as they search for answers.The family does not know how Harley, a 3-year-old border collie Australian shepherd mix, died. But, authorities say the owner of the grooming business was arrested after the dog’s death led to the discovery of a large stash of heroin at the establishment.Ashley Jenkins and her boyfriend dropped Harley off at K-9 Kingdom in Woodbury Heights on July 12, she said.Harley is a friendly, high-energy dog and the family has…