Tragedy struck at the Morton Williams supermarket on 9th Avenue between W58th and W59th Streets late Friday night. Morton Williams staff turned away shoppers on Saturday morning after the fatal incident on Friday evening. A shopper reads the temporary closure notice at Morton Williams on Saturday morning after the fatal incident on Friday evening. Sorry for the inconvenience”, and security staff turned away confused shoppers. In a statement to I Love The Upper West Side, Morton Williams owner Steven Sloan said: “We are all devastated by this horrible tragedy.