Radek Stepanek and Tomas Berdych teamed Saturday to give the Czech Republic a doubles win in Davis Cup quarterfinal action. The duo overpowered the Argentine combination of Leonardo Mayor and Jose Acasuso 6-1, 6-4, 6-3 to give the Czechs a 2-1 lead in the best-of-five match-up. Berdych improved his

David Nalbandian, the world's No.

Gilles Simon of France and American Mardy Fish had first-round wins Monday at the $595,000 clay-court Estoril Open in Spain. Simon defeated American Robert Kendrick 6-3, 7-6 (9-7) and Fish beat Russian Teimuraz Gabashvili 6-3, 6-4. But two-time Estoril champion David Nalbandian of Argentina lost to Chilean Paul Capdeville 6-2, 6-2 on Day 2.

Men's world No.

World No.