Wozniacki through to quarterfinals as Asian circuit draws top stars

Denmark’s Caroline Wozniacki defeated Croatian Petra Martic 7/5; 6/3 to advance to the quarterfinals of the on-going China Open tennis championship holding in Beijing.The world's number two and tournament’s second seeded player remains the favourite after world number one Simona Halep retired in the first round on account of a back injury.