Serbia's Janko Tipsarevic celebrates after match point against Slovakia's Lukas Lacko during their men's singles match.

India's Somdev Devvarman hits a return against Poland's Jerzy Janowicz during their men's singles match.

Kazakhstan's Ksenia Pervak hits a return against Britain's Heather Watson during their women's singles match.

Spain's Feliciano Lopez hits a return against the Czech Republic's Radek Stepanek during their men's singles match.

India's Sania Mirza (R) speaks during her women's doubles match with Bethanie Mattek-Sands of the US (L) against Spain's Silvia Soler-Espinosa and Carla Suarez-Navarro.

France's Stephanie Foretz Gacon hits a return against Russia's Ekaterina Makarova during their women's singles match.

Austria's Jurgen Melzer hits a return against Spain's Bautista Agut during their men's singles match.

Germany's Julia Goerges signs autographs after her victory against Switzerland's Romina Oprandi during their women's singles match.

France's Julien Benneteau hits a return against compatriot Edouard Roger-Vasselin during their men's singles match.

Pakistan's Aisam-Ul-Haq Qureshi (R) and the Netherland's Jean-Julien Rojer compete against Belgium's David Goffin and Germany's Simon Stadler during their men's doubles match.