Karen Winters knows how easily boys are drawn to a life of violence in the Homan Square neighborhood. But she still can't understand how her 16-year-old nephew ended up shot to death after allegedly confronting a Chicago police officer with a gun Monday evening. "Once again, we're looking at environment, this community. How some of these young boys are just plagued with certain influences," Winters said Tuesday. "But not to this extent, by no means." Police say the officer shot Pierre Loury after stopping a car suspected of being connected to an earlier shooting. Officers pulled the car over around...