Tennis-Sabalenka beats China's Zheng to retain Australian Open title

Aryna Sabalenka beat China's Zheng Qinwen 6-3 6-2 to retain the Australian Open women's singles title on Saturday.

The Belarusian second seed was the first woman to retain the Melbourne Park title since compatriot Victoria Azarenka in 2013.

(Editing by Nick Mulvenney)