The Czech Republic advanced to the Davis Cup quarterfinals after Tomas Berdych and Radek Stepanek beat Olivier Rochus and Steve Darcis of Belgium 7-6 (0), 6-0, 6-3 to gain an insurmountable 3-0 lead. The Czechs switched from their original choice of inexperienced pair Lukas Dlouhy and Jan Hajek for the doubles on Saturday. More...