He had three bogeys the final six holes, including the par-5 16th."Turning on the back I struggled with my tee balls a lot," Johnson said. "I ended up with 66, so that's never bad. I'm right there in it."Divots:@ PGA Tour rookie Marc Leishman had a career-low round of 63, the best of the day Starting on the back nine, Leishman had three consecutive birdies, back-to-back bogeys and then three more birdies before his first par came on No 18 There are four defending Nelson champions still playing The closest to the leaders is 1987 winner Fred Couples at 8-under 202 after his three rounds in the 60s.