Serena Williams cruised to a third WTA Championships title on Sunday when she eased past Maria Sharapova 6-4, 6-3 in the final.
The victory came at the end of a spectacular year for the American veteran who also claimed the Wimbledon, Olympic and US Open titles.
The win also took her career head-to-head record over Sharapova to 10-2.
Serena eases to WTA Championships title
