Police have identified two men shot and killed in separate incidents in South Philadelphia over the weekend. Three other men remain hospitalized.In the first shooting, police were called at 11:55 p.m. Saturday to the intersection of 22nd and Fitzwater streets.A 28-year-old man, now identified as Kristian Hamilton-Arthur of the 2300 block of St. Alban's Place, was shot in the back and right wrist, police say.He was taken to Jefferson University Hospital, where he was pronounced dead.Police also found a 19-year-old man shot in the right leg, a 26-year-old man also shot in the leg, and a 24-year-old man shot in the back.All were taken to Penn Presbyterian Medical Center where they were treated and released.Police say all four victims were at or near 22nd and Fitzwater when gunshots were fired from one or two vehicles.Police say they found 34 shell casings in the area from three weapons that were located at the scene.Homicide detectives were trying to determine if security cameras from a nearby building recorded the crime.Then shortly before 7:30 a.m. Sunday, police were called to the Riverview Apartments on the 1000 block of South 4th Street for the report of a body.The Action Cam on the scene showed the door had been ripped off the hinges and a shoe was resting in the doorway.Police say a man, now identified as 42-year-old Benjamin Smith of the 900 block of South 5th Street, was found face down in the parking lot.He had been shot at least once in the face. He was pronounced dead at the scene.No arrest have been made in either shooting incident.Philadelphia police were not only investigating these two incidents, but a number of other shootings that took place Saturday night and early Sunday morning, including a double shooting in Frankford ----------