its with coach Sven GroeneveldMaria Sharapova comes up short again Naomi Osaka in CaliforniaNothing comes easy to Maria Sharapova on her grand slam return after a doping ban, but the Russian’s mix of grit and power were enough to see off American teenager Sofia Kenin 7-5 6-2 in the third round of the U. US Open 2017: Petra Kvitova returns to big stage with polished performance. “I think many players are doing well this week and are taking the opportunities becauseareinjured. Only Karolina Pliskova and Elina Svitolina can deny the 2016 Roland Garros winner from reaching the top spot for the first time in her career. “It’s unbelievable: The atmosphere, the tradition, the history. Denis Shapovalov’s US Open star rises with win over Kyle Edmund. Their forwards started the match on an attacking note and made some threatening sallies into the opposition half. “Congratulations .SerenaWilliams for your baby girl. Is that going to make the selectors’ job more difficult. Kvitova, playing in just her eighth tournament since missing five months of action after being stabb.