VIENNA, Oct. 8 (UPI) -- Juan Martin del Potro, coming off a runner-up finish in Tokyo, advanced past the first round Wednesday at the Bank Austria Tennis Trophy.

VIENNA, Oct. 7 (UPI) -- Top-seeded Stanislas Wawrinka was ousted Tuesday in first-round action at the $930,000 Bank Austria Tennis Trophy tournament in Vienna.

MASON, Ohio, Aug. 1 (UPI) -- Rafael Nadal moved closer to claiming the world No. 1 ranking Friday by downing Nicolas Lapentti in the quarterfinals of the Western & Southern Masters.

STUTTGART, Germany, July 10 (UPI) -- Fourth-seeded Philipp Kohlschreiber won in straight sets over Yuri Schukin Thursday to reach the quarterfinals of the Mercedes Cup in Stuttgart, Germany.

HALLE, Germany, June 15 (UPI) -- No. 1 seed Roger Federer won the Gerry Weber Open tennis tournament Sunday by beating unseeded Philipp Kohlschreiber 6-3, 6-4.

HALLE, Germany, June 14 (UPI) -- Top-seeded Roger Federer banged out a 6-1, 6-4 win against Nicolas Keifer at Saturday's semifinals of the Gerry Weber Open in Halle, Germany.

HALLE, Germany, June 13 (UPI) -- No. 2 seed James Blake needed a pair of tiebreaker wins Friday to move into the semifinals of the $1.12 million Gerry Weber Open tennis tournament in Germany.

HALLE, Germany, June 12 (UPI) -- Top-ranked Roger Federer and No. 5-seeded Marcos Baghdatis each won Thursday and meet in the quarterfinals of the $1.12 million Gerry Weber Open in Germany.

HALLE, Germany, June 11 (UPI) -- Roger Federer made a successful return to grass-court play Wednesday with a straight-set win at the $1.12 million Garry Weber Open tournament in Germany.