Marcus Hellner one, Petter Northug zero. In an hour-long production worthy of two A-list celebrities, Hellner outlasted Northug in a one-on-one game of Texas Hold’em at the Palms Casino in Las Vegas on Sunday evening. Orchestrated by the Norwegian men’s magazine Vi Menn and the online gambling company PokerStars, the event showcased the kind of status that the two athletes enjoy in Europe. Clad in a crisp white button-down shirt emblazoned with a Norwegian flag...