A man shot a teenager who intervened in a domestic dispute inside a #Roxborough apartment then jumped out of a 4th-story window, #Philadelphia police said. The teen later died at the hospital.⁠ ⁠ Police officers rushed to apartment complex around 10 p.m. to find the armed 23-year-old outside, Philadelphia Police Chief Inspector Scott Small said.⁠ ⁠ "We believe the motive is a domestic argument between the 23-year-old alleged shooter and his... girlfriend," Small said.⁠ ⁠ "For some reason, the 23-year-old who we believe fired the shot, jumped out of the 4th-floor window," Small said. "He was not injured, he remained on scene, did cooperate with police."⁠ ⁠ Click link 🔗 in bio for details on the investigation.⁠ ⁠ #gunviolence