A 75-year-old man has been charged in connection with the fatal shooting of a construction worker in the Roxborough neighborhood earlier this week, according to the Philadelphia Police Department. On Friday morning, police announced multiple charges, including murder, against George Barr. The 75- year-old is accused of shooting and killing 20-year-old Salis Hanrahan in the 400 block of Ripka Street on Wednesday, July 8. Witnesses told NBC10 the shooting happened around 2 p.m. while construction workers were installing siding on the home on Ripka Street. They said workers heard some type of argument inside the house. Police said Hanrahan walked out of the home moments later and collapsed on the sidewalk with a gunshot wound to the chest. He died a short time later at a nearby hospital. A firearm was recovered at the scene. There are additional resources for people or communities that have endured gun violence in Philadelphia. Further information can be found here. Barr, who was identified as the homeowner, was detained and questioned by police following the incident. He was then charged him with murder, possession of an instrument of crime and recklessly endangering another person (REAP), according to police. Léelo en español aquí. The investigation is ongoing. Anyone with information is asked to contact the Homicide Unit at 215-686-3334. Anonymous tips can also be submitted by calling 215-686-TIPS (8477). ...read more read less