17 year old American teenager Madison Keys scored her second big upset win of the week to advance to the quarter finals of the Apia International in Sydney on Tuesday.This will be the American teen's first quarter final in a WTA event in 8 tries.
After qualifying and knocking off world no. 17 Lucie Safarova inround one, Keys scored an emphatic win on Tuesday over top 50 player China's Jie Zheng 6-0, 6-4. Keys also won the USTA wild card play off for the Australian Open in Decemebr and will be one ot watch for in Melbourne enxt week.
In other second round matches, second seed Angelique Kerber scored a 62 75 win over Galina Voskoboeva and third seeded Sara Errani easily dismissed Maria Kirilenko, 61 61.
Also, Slovak Dominika Cibulkov defeated Ekaterina Makarova, 76(3) 16 76(1) in a four hour marathon and Italy's Roberta Vinci beat former world no. 1Jelena Jankovic, 36 64 76(4)