By Andrew McCarty In the first round of the Masters on Thursday, Dustin Johnson did what Dustin Johnson does – compete well in major tournaments. Johnson played nearly flawless golf and fired a three-under, 69 on the day. Unfortunately, he took a step back on Friday as he battled Augusta National for 18 holes. In the end, he carded a one-over, 73 and now sits at two-under for the tournament. He’s six shots back of the leader, Scottie Scheffler, who is the new No. 1 player in the world. Johnson isn’t alone out there on the course. His brother, Austin, is his caddie and the duo has been one of t…