Spain won their third David Cup by beating Argentina on Sunday, thanks to Fernando Verdasco's five-set victory over Jose Acasuso. Verdasco outlasted Acasuso 6-3, 6-7 (3), 4-6, 6-3, 6-1 before a boisterous Argentine crowd at Islas Malvinas Stadium. The fans went quiet as Argentina lost at home for the first time in 10 years in Davis Cup competition.
Spain went 2-1 ahead in the Davis Cup final against Argentina on Saturday.
Nalbandian won the opening match against Ferrer on Friday.
Argentina, who have never won the Davis Cup are favourites.
Spain's David Ferrer takes on Argentina's David Nalbandian in the opening rubber.
It was the Serb's first tournament victory since he won the Rome Masters in May.
Andy Murray will meet Nikolay Davydenko on Saturday for a place in the final.
Andy Murray scored his third triumph this year against the world number 2.
The world No.5 joined Novak Djokovic and Andy Murray in the last four.
Federer kept his hopes of a fifth Masters Cup title alive with a win over Stepanek.
He has entered the semi final of Masters Cup tennis tournament.
The Czech player scorched the WTA list breaking into the top 10 in 2006.
