WASHINGTON COUNTY, Pa. — (WPXI)- A man is in jail after police say he shot and killed his neighbor after getting into an argument with him in Smith Township Tuesday afternoon. Bryce Tacy, 52, is accused of killing 44-year-old Jerry Anderson. Emergency crews responded to 18 Loffert Road in Smith Township around 2:30 p.m. The SWAT team was called in after Tacy allegedly refused to come out peacefully. Anderson’s says his nephew and Tacy had a history of disputes. Jason Walsh, the Washington District Attorney, said an argument is what fueled the shooting. Walsh alleges Tacy shot Anderson while he was on his lawnmower. “I believe there have been some disputes in the past,” said Walsh said. “The suspect fired two shots into the victim’s back and in the back of the head.” According to state police, the gun used was legally owned by Tacy. Anderson’s uncle tells Channel 11 he leaves behind a wife and two twin boys. Tacy is being held in the Washington County Jail without bond. His preliminary hearing is set for June 1st.