Featured pairings announced for 2018 Memorial Tournament

Tournament officials have announced four featured pairings at this week's Memorial Tournament at Muirfield Village.Jason Day – Major champion and two-time winner this seasonDustin Johnson – World No. 2Rory McIlroy – 2016 FedExCup champion Jordan Spieth – Reigning The Open championBubba Watson – Two-time Masters championPhil Mickelson – Owner of five major championship titles Tiger Woods – Five-time winner of the Memorial Tournament presented by Nationwid