It happened around 5:35 a.m. on E. Rittenhouse Street near Wakefield Street.
Police rushed to the scene for reports of gunshots and found the victim near the Morton Playground.
He was pronounced dead at the scene. The victim is a 19-year-old man who was on his scooter at the time of the shooting.
His name has not been released.
Witnesses say they saw the potential killer fleeing toward that playground.
Anyone with information can call or text Philadelphia police at 215-686-TIPS (8477) or submit an anonymous tip online.
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