"Gunmen Open Fire on Backyard Party Near Pittsburgh, Killing 5" New York Times March 11, 2016
WILKINSBURG, Pa. — A shooting at a backyard party that killed five and wounded three in a Pittsburgh suburb was planned and calculated, a prosecutor said Thursday.
District Attorney Stephen A. Zappala Jr. of Allegheny County said at a news conference that the killings may have been retaliatory, and that investigators were still trying to determine the motive. Investigators were looking into whether the attack was drug-related. Zappala said there was no indication the house where the shooting took place was being used to store or sell drugs....