Caroline Wozniacki: Australian Open champion wins St Petersburg opener

Australian Open champion Caroline Wozniacki proceeded with her triumphant keep running with a predominant triumph in her opening match at the St Petersburg Open.

The Dane required 67 minutes to beat Russian Anastasta Potapova 6-0 6-1 to achieve the last eight.

Potapova, 16, the world number 235, won the 2016 Wimbledon young ladies' title.

Wozniacki, who beat Simona Halep on Saturday to win her first Grand Slam title, will next face Russia's Daria Kasatkina.