The Davis Cup tennis World Group quarterfinal field has been set after the completion of eight best-of-five opening round matches played in venues around the globe.
The United States, Spain, Germany, France, Sweden, Argentina, Belgium and Russia have all advanced with victories on Sunday.
Andy Roddick of the United States came back from a first set loss to defeat the Czech Republic's Tomas Berdych, 4-6, 6-3, 6-2, 7-6 in Ostrava. The world number four Roddick, who is 8-0 with a Davis Cup tie on the line, gave the Americans an unbeatable 3-1 lead. The United States won the second reverse-singles match to make the final 4-1.
The United States will play Spain on hardcourts in Winston-Salem, North Carolina in April's quarterfinals, after the Spaniards, without injured star Rafael Nadal, defeated Switzerland 3-2 in Geneva.
Elsewhere, host-Germany moved past Croatia 3-2 in Krefeld, France topped visiting Romania 4-1 in Clermont-Ferrand, Sweden edged Belarus 3-2 in Minsk, Belgium surprised Australia 3-2 in Liege and Argentina eliminated Austria 4-1 in Linz.
In the final match to be completed Russia defeated host Chile 3-2 in La Serena.
Some information for this report was provided by AP.