Marcellus Williams executed by lethal injection in Missouri after SCOTUS denied appeals ABC NewsMissouri executes Marcellus Williams despite prosecutors and the victim’s family asking that he be spared CNNMissouri executes Marcellus Williams despite prosecutors’ objections The Washington PostMarcellus Williams put to death by lethal injection for 1998 murder in University City KSDK.comMissouri executes man for 1998 killing of social worker amid calls for re-sentencing Fox News