Police are investing a quadruple homicide that killed one man and left three critically wounded in North Philadelphia last night.


Police were called to a residence on the 1800 block of North Newkirk Street shortly before 12:30 a.m. They found a man, 20, shot once in the head. He was pronounced dead on the scene.


Also wounded was a man in his 20s, who was shot in the face, a 27-year-old, shot twice in the back and once in the chest, and a second 27-year-old, who was shot in the back.


All were taken to Temple University Hospital, where they are in critical condition.


No arrests have been made.