but opening set against daniil medvedev 6—4., fresh from winning the japan open last week, bounced back brilliantly by winning the second. this was the first ever meeting between the pair, and federer admitted afterwards that it took him until a third set to figure it out. he won the decider by 6—4, and federer‘s title defence is up and federer‘s title defence is up and running. he plays spain's agut next. nishikori survived an even bigger scare, having come from a set down against wu. but any hopes of the chinese player completing a victory were dispelled when nishikori completed the second and third sets losing just three games in the process. he now plays a us competitor. the number three seed, del potro, is through to the last 16 and is bidding for a second masters title of the year following his victory at indian wells. the argentinian beat gasquet of france. wednesday's winners also included alexander's varejo. he defeated his opponent in straight sets —— zverev. he next plays the unseeded australian di minaur. there were

27—year—old is a second round clash against roger federer on wednesday russian world number 17 daniil medvedevowing a comfortable 6—2, 6—2 victory over pablo carreno busta of spain. his opponent in round two will be croatia's borna coric. simone biles battled through the pain barrier to help the united states win the women's team gold at the world gymnastics championships in doha. all the more remarkable considering she was rushed to hospital a few days ago with a kidney stone. biles, who picked up her 11th career gold, has been speaking to bbc sport's david mcdaid it's very special because i've trained really hard this whole entire year, then coming into worlds, the whole team has trained really hard to be where we are, so we're really excited. a wonderful team performance, wonderful performance from you, but a couple of things we're not used to seeing, little errors? we always practice on those little things. how different are you as a gymnast since rio 2016? i feel like i'm mentally stronger and physically stronger and i know where, what i'm capable of whenever i stepped on the mat. what wo

he gets the defence of his shangai title underway on wednesday in china, against russia's daniil medvedevand both of their spots are under threat by this man, novak djokovic. he's had an almost perfect second half of the season, winning the wimbledon and us open titles. and he continued his strong form in shanghai on tuesday. the world number three is on a 13—match winning streak and it never really looked under threat by frenchmanjeremy chardy. djokovic taking the match in straight sets as he looks for a record fourth title in shanghai. game, set and match. it was one of the biggest fights in ufc history. conor mcgregor against khabib nermagomadov may have ended with ugly scenes, as the fighters both lost control after the bout, but nermagomadov — the eventual winner — was still greeted by thousands of cheering fans as he returned home to dagestan for the first time. the 30—year—old won by submission in the fourth round and now holds the longest undefeated streak in the mma with 27 wins. now you might have seen something like this before, but if you haven't, be prepared to be amazed. thi