Top seed Andy Murray has made his path out of the fourth round of the Australian Open in straight sets after fellow world number one Angelique Kerber made the same. One day next guarding champion and six-time winner Novak Djokovic was horribleness defeated out of the second round by Denis Istomin, five-time runner-up Murray pull down American Sam Querrey with 6-4, 6-2, 6-4. The pair were on court for around of two hours, with the world number one passing into a round-of-16 clash with Germany’s Mischa Zverev. Also, entering the fourth round on Friday afternoon was French 2008 finalist Jo-Wilfried Tsonga, who will face Bernard Tomic in the coming round if the Australian beats Dan Evans tonight. The French 12th seed, who turned into a fan favourite in Melbourne after his fast went to the final nine years ago, smashed 23 aces and a whopping 73 winners in the match.