World No. 6 Sun Yu beats Saina Nehwal 21-17, 10-21, 21-17 in the quarters to knock her out. Indian star PV Sindhu was knocked out of the Australian Open Super Series badminton tournament following a tough quarter-final battle with World No.1 Tai Tzu Ying of Chinese Taipei. Sindhu won the first game before Tai staged a strong comeback to register a 10-21, 22-20, 21-16 verdict.