Philadelphia police are investigating a deadly mass shooting that left 3 dead and 10 others injured in the Grays Ferry ...

The suspect allegedly tossed a burning bookbag onto a house's roof. It wasn't clear whether the suspect is also connected to an earlier assault.

S hocking doorbell camera footage shows the moments gunmen opened fire above the heads of terrified young people during a wild shootout that left three dead on a residential street in Philadelphia.