Smylie Kaufman and Charlie Hulme recap the first day of play from the 124th U.S. Open at Pinehurst No. 2, from the degree of difficulty that the course posed, to the names who rose to the top of the leaderboard. Smylie and Charlie break down the keys to success for Rory McIlroy, Patrick Cantlay, Ludvig Aberg, Bryson DeChambeau, and Matthieu Pavon, from driving distance to the ability to scramble around the green.