To put this performance into perspective, consider that Guan finished his first career Masters round tied with five major champions and two strokes ahead of the defending champion, Bubba Watson. He should have been a nervous wreck, a golfing shambles. The sheer length of Augusta National was supposed to overwhelm Tianlang Guan, remind him that he is 14 years old, an eighth grader, a thin reed in a forest of pines. Instead, Guan rolled a 20-foot, pin-high putt into the cup on the 18th hole for a final birdie, giving him an impressive 1-over 73 in the first round Thursday....