Top seed and world No. 1 Naomi Osaka defeated 15-year-old American Coco Gauff on Saturday in a highly anticipated third-round clash at the U.S. Open, the final major of the year.The 21-year-old defending champion Osaka brushed aside Gauff 6-3, 6-0 at Arthur Ashe Stadium, ending the teenager's bid to reach the last 16 at back-to-back Grand Slams."I've watched (Gauff) play a couple of times and I've always thought she was an incredible mover, so I thought I had to get going right off the bat," Osaka said in her post-match interview.Osaka held serve in the opening game with two aces and a pair…READ FULL ARTICLE