State Police in Butler County report a Koppel man was responsible for a two car accident in Slippery Rock Township. According to police 20 year old Kylee Stefura of Koppell failed to stop at the intersection of Kiester Road and Cameron Drive and sturck a car operated by 19 year old Elliot Peterman of Pittsburgh. Police said Peterman was taken to Grove City Medical Center for treatment. Stefura was not hurt.