Andy Murray will meet Roger Federer in the Australian Open quarter-finals.
Murray missed match points in the third set of his last 16 contest with Stephane Robert before winning 6-1 6-2 6-7 6-2 while Federer beat Jo wilfred Tsona in straight sets.
Maria Sharapova’s the latest big name to crash out of the women’s singles.
She was beaten by Dominika Cibulkova in the last 16, losing 3-6 6-4 6-1.
But defending champion Victoria Azarenka powered through with a 6-3 6-2 win over American Sloane Stephens.