Simona Halep impresses to swat aside Iga Swiatek and return to the quarter-finals

Dominant Spaniard swats aside Greek prospect in straight sets in Australian Open semis

Djokovic will now meet Kei Nishikori in the last eight of Australian Open

World number one will have to stay sharp against self-confident Canadian in third round

Top seed sets up third-round clash with Canadian teenager

Serena Williams’s bid for a record-equalling 24th Grand Slam starts against world No 71

ATP Tour Finals: Swiss maestro rebounds in style after error-strewn loss to Kei Nishikori

Known as a stickler for rules, Ramos has also angered Murray, Nadal and Venus Williams

Rafael Nadal was forced to retire in his semi-final while Djokovic saw off Nishikori

John Millman surprised Roger Federer in the previous round but not Djokovic

Serb won in straight sets but it was far from easy on a sweltering day in New York

The Argentine has overcome injury problems to book a place in the quarter-finals

Opening set against Adrian Mannarino was more akin to performance art

Murray just the latest to discover he has been writing cheques his body can’t cash

Serbian beats Fernando Verdasco while Alexander Zverev wins marathon five-setter

Former champions indicate intention to play event already hit by big-name withdrawals

Two-time champion has previously missed tournaments due to child custody battle

22-year-old Australian clinches maiden tour title after beating Ryan Harrison 6-4 6-2

Defending champion not ready to compete after birth of her daughter last September

30-year-old returns to London to contemplate surgery on persistent hip problem