India's Sania Mirza and her doubles partner Anastasia Rodionova lost their first round match of the Madrid Masters 3-6, 2-6 to Anna-Lena Groenefeld and Shuai Zhang yesterday.
Meanwhile, Czech Petra Kvitova kick-started her title defence at the Madrid Masters yesterday with a 6-2, 6-3 defeat of New Zealand’s Marina Erakovic.u00a0
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Serena Williams started out with a victory over Russian Elena Vesnina 6-3, 6-1. Elsewhere, Andrea Hlavackova beat Anastasia Rodionova 6-1, 6-4 while Lucie Hradecka defeated Peng Shuai 6-4, 5-7, 6-4.u00a0