NAUCALPAN DE JUÁREZ, Mexico — Dustin Johnson emerged from the scorer’s area after his third round at the World Golf Championships event on Saturday and locked eyes with the PGA Tour media official assigned to shepherd him through a news media maze, from broadcasters to bloggers and everyone in between. Johnson did not complain, but his pleading eyes conveyed that the fewer stops, the better.
On Sunday, he made the attention harder to dodge.
Johnson, 32, reeled in one 20-something player, the 54-hole leader, Justin Thomas, and staved off challenges from two others, Jon Rahm and Tommy Fleetwood, to win at Club de Golf Chapultepec. Johnson’s closing three-under-par 68 left him one stroke ahead of Fleetwood, who posted a 66, and two ahead of Ross Fisher and Rahm, who played the final three holes in two over on his way to a 68.
Johnson is the sixth player to win his first start after being elevated to the…