Simona Halep

Garbiñe Muguruza moved into the second week of the US Open for only the second time in her career with a three-set win over Victoria Azarenka

Sloane Stephens beat Madison Keys in a repeat of the 2017 US Open final as Simona Halep and Garbiñe Muguruza also survived tough openers

Sixth seed Simona Halep was beaten 2-6, 6-4, 6-4 by Danielle Collins in Montreal as she returned from a three-month injury layoff

Defending champion Simona Halep pulled out of Wimbledon with a calf injury just minutes before the draw was made