Americans James Blake and Sam Querrey scored an upset 6-2, 7-6(5) win over former Wimbledon champions Jurgen Melzer and Philipp Petzschner on Tuesday at the ATP MAsters Series event in Cincinnati.
Blake and Querrey, who do not play doubles regularly, received a wild card for this event. They did combine to win the ATP eevnt in Houston earlier this year though.
Wimbledon champions Jonathan Marray and Frederik Nielsen were beaten by Lukasz Kubot and Janko Tipsarevic 6-4, 7-6(1)
Andreas Seppi and Viktor Troicki beat Paul Hanley and Nenad Zimonjic 7-6(5), 2-6, 10-7 and will now meet top seeds Max Mirnyi and Daniel Nestor.
Jarkko Nieminen and Stanislas Wawrinka beat Philipp Kohlschreiber and Mikhail Youzhny 7-6(6), 2-6, 10-8 and will meet the Bryan brothers next