Cincinnati, Aug 21: Rohan Bopanna and Florin Mergea saved a match point before emerging winners while Sania Mirza and Martin Hingis were also tested en route to the quarter-finals of the ATP/WTA Western and Southern Open, here.
Fifth seeds Bopanna and Mergea rallied to win 1-6, 7-6 (5), 13-11 against the French pair of Pierre-Hugues and Herbert Nicolas Mahut to reach the last-eight stage of the USD 4,457,065 ATP Masters event.
They next face Ivan Dodig and Marcelo Melo, who prevailed 7-6 (4), 7-6 (4) against Steve Johnson and Sam Querrey.
In the women's event, running simultaneously, top seeds Sania and Martina eked out a 7-6 (4), 6-4 win over Germany's Julia Goerges and Klaudia Jans-Ignacik from Poland.
They are now up against American wild card pair of Christina Mchale and CoCo Vandeweghe in the USD 2,701,240 WTA Premier tournament.