VIENNA, Feb. 7 (UPI) -- World No. 6-ranked Andy Roddick kicks off the United States' defense of its Davis Cup title with a match Friday in Austria against Jurgen Melzer.
The U.S. team of Roddick, 12-ranked James Blake and world No. 1 doubles team of twin brothers Bob and Mike Bryan -- the same group that won the Davis Cup last year -- opens its 2008 Davis Cup season with a best-of-five series in Vienna.