data-mm-id=”_4hqoisw83″>Brooks Koepka looked good as ever during the opening round at the Masters on Thursday, blasting his way into a three-way tie for the lead at 7-under. But his LIV Golf cohorts didn't fare as well, and some played themselves completely out of contention after 18 holes. Koepka was fantastic all day, notching eight birdies against one bogey. He was 4-under at the turn and finished 3-under on the back-nine. He sits in a tie with Viktor Hovland and Jon Rahm, with Jason Day and Cameron Young lurking two shots back at 5-under. The rest of the LIV Golf group didn't keep up. Cameron Smith, winner of the 2022 Open Championship, finished 2-under, while Patrick Reed, Phil Mickelson, Joaquin Niemann and Dustin Johnson were all 1-under. Talor Gooch, Abraham Ancer and…