Police: Pair arrested in cookout ambush that killed 6
PITTSBURGH — Two men ambushed a backyard cookout near Pittsburgh, killing a pregnant woman, her 8-month-old fetus and four other adults, because they wanted retribution for the 2013 slaying of a friend, authorities said. Cheron Shelton, 29, and Robert Thomas, 27, have each been charged with six counts of criminal homicide for the March 9