31 Jan 2012

Azarenka officially world number one

10:09 am on 31 January 2012

The newly-crowned Australian Open tennis champion Victoria Azarenka has officially become the new women's world number one.

22-year-old Azarenka from Belarus has a lead of nearly 900 points at the top of the rankings ahead of the Wimbledon champion Petra Kvitova from the Czech Republic, followed by the beaten finalist in Melbourne Maria Sharapova and the former number one Caroline Woziacki from Denmark.