f Mercedes rival Lewis Hamilton after a knife-edge battle to the chequered flag in Belgium last weekend. One year is not enough time to judge someone’s capability as a coach. Nemanja MaticThe tall Serbian ended his second term at Chelsea with a move to Manchester United, and has had an instant impact. However, when asked about being offered the role of chief executive last week, the veteran administrator had come on record. “He has been here since 2003 and only after that the medals have started coming. Tarini was the top scorer for the winning team as she netted 20 points. Theo HernandezThe teenager spent last season on loan to Alaves, and produced impressive displays against the Galacticos. The 27-year old Czech, who is playing her?eighth tournament since missing five months of action afte. Kvitova, playing in just her eighth tournament since missing five months of action after being stabb. 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.