Sania Mirza and her American doubles partner Bethanie Mattek-Sands progressed to the semi-finals of the Porsche Tennis Grand Prix after registering a straight sets win over Liezel Huber and Janette Husarova in Stuttgart.
Sania and her partner won five of the six breakpoints they earned in the match.
They next face local favourite German team of Angelique Kerber and Andrea Petkovic.
Photograph: Julian Finney/Getty Images
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