Despite being a double Davis Cup champion, Tomas Berdych feels the competition in its current format is not working and should be held bi-annually.
Simon Reed applauds GB's march to the Davis Cup quarter-finals, but feels a tie against Italy on clay is so tough.
Andy Murray beat Sam Querrey in four sets as Great Britain reached the Davis Cup quarter-finals for the first time since 1986.
The USA halved Great Britain's lead when Mike and Bob Bryan beat Colin Fleming and Dominic Inglot 6-2 6-3 3-6 6-1.
Great Britain took a 2-0 lead in their Davis Cup match against the USA thanks to victories by Andy Murray and James Ward.
Novak Djokovic has earned his right to miss Serbia's Davis Cup first round tie, according to team coach Bogdan Obradovic.
Round-up: Roger Federer and Stanislas Wawrinka gave Switzerland a 2-0 lead over last year's runners-up Serbia in the Davis Cup.
Donald Young has replaced the injured John Isner for the United States and will face Wimbledon champion Andy Murray of Britain.
Carlos Moya takes charge of his first Davis Cup tie this weekend, trying to plot Spain's path past Germany.
Australia Davis Cup captain Pat Rafter has named three teenagers in his squad for their away tie against France.
The Czech Republic won their second successive Davis Cup title after Radek Stepanek beat Dusan Lajovic 6-3 6-1 6-1.
Serbia's decision to omit Novak Djokovic from the doubles was "like leaving a Ferrari in the garage", said Radek Stepanek.
Novak Djokovic powered past Tomas Berdych 6-3 7-6 6-2 to draw Serbia level with Czech Republic in the Davis Cup final.
Serbia's Novak Djokovic has been left out of Saturday's doubles in the Davis Cup final against holders Czech Republic.
N.Zimonjic / I.BozoljacR.Štepánek / T.Berdych 26466477
Tomas Berdych and Radek Stepanek beat Ilija Bozoljac and Nenad Zimonjic to give Czech Republic a 2-1 lead in the Davis Cup.
Novak Djokovic won the opening match of the Davis Cup for Serbia before Tomas Berdych restored parity for the Czech Republic.