( dpa )- Collated results Saturday at Davis Cup World Group ties: (x indicates new result).
At Vienna
Bob Bryan-Mike Bryan, US, def. Julian Knowle-Jurgen Melzer, Austria, 6-1, 6-4, 6-2
US def. Austria, 3-0 (unbeatable lead)
at Moscow
Novak Djokovic-Nenad Zimonjic, Serbia, def. Mikhail Youzhny-Dmitry Tursunov, Russia, 6-3, 7-6 (8-6), 7-6 (7-5)
Russia lead Serbia, 2-1
at Sibiu, Romania
x Arnaud Clement-Michael Llodra, France, def. Florin Mergea-Horia Tecau, Romania, 6-3, 6-4, 6-7 (6-8), 3-6, 6-2
France def. Romania, 3-0 (unbeatable lead)
at Ramat Hasharon, Israel
Jonathan Erlich-Andy Ram, Israel, def. Simon Aspelin-Robert Lindstedt, Sweden, 6-3, 7-6 (7-3), 7-5
Israel lead Sweden, 2-1
at Braunschweig, Germany
Philipp Kohlschreiber-Philipp Petzschner, Germany, def. Jun Woong-Sun-Kim Hyun-Joon, South Korea, 6-1, 6-3, 6-3
Germany lead South Korea, 2-1
at Buenos Aires
x Jose Acasuso-David Nalbandian, Argentina, def. Ross Hutchins-Jamie Murray, Britain, 6-2, 7-6 (13-11), 6-0
Argentina def. Britain, 3-0 (unbeatable lead)
at Ostrava, Czech Republic
x Tomas Berdych-Radek Stepanek, Czech Republic Christophe Vliegen-Olivier Rochus, Belgium, 6-7 (2-7), 7-6 (8-6), 7-5, 5-7, 6-4
Czech Republic def. Belgium, 3-0