Sania Mirza, who partnered with Nadiia Kichenok of Ukraine, was trailing 1-0 in the 2nd set before she was forced to retire with a calf injury.
American teen sensation Coco Gauff fought her way into the third round of the Australian Open where she will meet defending champion Naomi Osaka of Japan.
World No. 1 Rafael Nadal of Spain defeated Bolivia's Hugo Dellien in straight sets to cruise into the second round of Australian Open.
Coco Gauff, the American teen sensation who made global headlines after reaching the fourth round of Wimbledon last year, defeated the decorated compatriot Venus Williams in...
Indian tennis star Sania Mirza marked her return to top-flight tennis by lifting the WTA Hobart International trophy with partner Nadiia Kichenok of Ukraine.