PETRA KVITOVA (CZE) against SARA ERRANI (ITA) in the Quarter Finals of the Women's Singles. Petra Kvitova beat Sara Errani 6-4 6-4 ..25/01/2012, 25th January 2012, 25.01.2012 - Day 10..The Australian Open, Melbourne Park, Melbourne,Victoria, Australia.@AMN IMAGES, Frey, Advantage Media Network, 30, Cleveland Street, London, W1T 4JD .Tel - +44 208 947 0100..email - mfrey@advantagemedianet.com..www.amnimages.photoshelter.com.