LONDON, Sept. 23 (UPI) -- World No. 2 Roger Federer helped the Swiss qualify for next year's World Group in Davis Cup play and the Swiss will open the tournament in the United States.
Federer and the rest of the Swiss team defeated Belgium 4-1 last weekend in earning a spot in the World Group. The United States, which won the Davis Cup in 2007, lost a semifinal match in Spain last weekend.