Watch: Serena outslugs top seed Halep as Djokovic battles on

A fired-up Serena Williams slugged past world number one Simona Halep Monday as she inches ever closer to a 24th Grand Slam title, while Novak Djokovic survived a battle to stay on course for a record seventh Australian Open crown.
In a towering performance, the American great scored her biggest win since having a baby to grind down the Romanian top seed 6-1, 4-6, 6-4 and move into a quarter-final against seventh seed Karolina Pliskova.

Czech Pliskova is another form player, winning the warm-up Brisbane International and easing past two-time Grand Slam winner Garbine Muguruza 6-3, 6-1 to set up the Williams clash.

While Williams stayed calm, highly-rated German fourth seed Alexander Zverev lost the plot against Canadian Milos Raonic, crashing 6-1, 6-1, 7-6 (7/5) and demolishing a racquet in a massive meltdown.

And Spain's Pablo Carreno Busta also let the pressure get to him, ranting at the umpire after a disputed call when leading the final tiebreak 8-5 against Japan's Kei Nishikori.
He failed to win another point and was booed as he stormed off Margaret Court Arena, angrily throwing his kit bag after losing a 5hr 5min marathon 6-7 (8/10), 4-6, 7-6 (7/4), 6-4, 7-6...