Wawrinka-Tsonga= 7-6, 6-4, 6-3
Four-time former champion Roger Federer set up a blockbuster semi-final at the Australian Open against 2014 titlist and fellow Swiss Stan Wawrinka on Tuesday night.
Federer-M.Zverer= 6-1,7-5, 6-2
.....
V.Williams-Pavlyuchenkova= 6-4, 7-6
Vandeweghe-Muguruza= 6-4, 6-0