WILKINSBURG, Pa. – Police near Pittsburgh are seeking to identify suspects in a deadly ambush attack by two men who methodically shot and killed five people, including a pregnant woman, at a backyard cookout.
A prosecutor says the gunmen appeared to have targeted one or two of the victims. District Attorney Stephen Zappala says drugs haven't been ruled out as a motive.
One man and four women were fatally shot. Officials ruled the death of the pregnant woman's fetus a homicide on Thursday, raising the death toll to six.
A man opened fire on the partygoers Wednesday night, driving them in the direction of an accomplice who gunned them down with a rifle.
Police have no suspects and a county executive is urging witnesses to come forward.
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