Live updates on the day five night session at Melbourne ParkWang Qiang plays match of her life to beat Serena WilliamsEmail Tumaini with any thoughts or tweet @tumcarayol 11.37am GMT Tsitsipas: 'Kind of reminds me of a match I had with Kyrgios a few weeks ago in Brisbane. Not much going on from the baseline, mostly serves. Myself I felt a bit stupid returning his serves, felt like I was slow. My anticipation wasn't there. Just it's a strange game of tennis..' 11.32am GMT
Over on Margaret Court Arena, former
Australian Open quarterfinalist Zhang Shuai leads 14th seed Sofia Kenin *4-2.
Roger Federer and John Millman remain on serve at 4-6 7-6(2) 3-2* to Federer.