Both of these attacks occured in Philadelphia in 2006. I don't get it.

Teens allegedly kill man after he ‘mooned’ them
March 29: Martin Malone, 47, was taunted as he rummaged through a trash bin and was then killed after he showed his buttocks to his attackers. Christopher McEneaney, 16, and Andre Mark, 18, were charged in the slaying of Malone. He was stabbed with a multi-tool and bludgeoned with a shovel.

Woman attacked while sitting on bench
October: A women in her late forties was accosted by a man who punched her in the stomach and face. The incident occurred while the woman was sitting on a bench along the Ben Franklin Parkway. The victim’s boyfriend intervened until police arrived. The couple was taken to the hospital with scratches and bruises. To the victim’s outrage, the attacker was not arrested.