WASHINGTON, Pa. – Authorities are investigating the murder of a Tennessee teenager early Friday morning in Washington. The Washington County Coroner’s Office says autopsy results are pending on the body of nineteen-year-old Antonio Martinez of Clarksville, Tennessee. Washington City Police say Martinez was shot outside of the Jollick Manor Housing Complex just after midnight. He was taken to Washington Hospital where he was pronounced dead. Police say they have identified a possible suspect but no arrests have been made and they are asking anyone with information or who may have witnessed the shooting to call them or 911.