Hideki Matsuyama fell eight strokes off the pace of American Brooks Koepka after Saturday's third round of the Dunlop Phoenix.Koepka, the defending champion and winner of this year's U.S. Open, blistered the par-71 Phoenix Country Club course, firing in eight birdies against a lone bogey to sit at 16-under par 197, four strokes ahead of South Korea's Lee Sang Hee.After back-to-back 67 rounds on the Miyazaki seaside, Matsuyama managed just two birdies and two bogeys in an even-par third round and said he let his Japanese fans down."I wanted to improve my score, but I should apologize (to the…READ FULL ARTICLE