BASEL, Switzerland, Oct. 25 (UPI) -- David Nalbandian of Argentina and Chile's Fernando Gonzalez Wednesday won their first round matches at the Swiss Indoors tennis tournament in Basel.
Nalbandian, the No. 2 seed, beat unseeded Roko Karanusic of Croatia, 6-2, 6-4. The third-seeded Gonzalez, who was runner-up at last week's Madrid Masters, topped unseeded Italian Simone Bolelli, 7-6 (7-3), 6-7 (2-7), 7-6 (7-3).
No. 7 Jose Acasuso of Argentina beat Albert Montanes of Spain, 6-4, 6-3. Unseeded Stanislas Wawrinka of Switzerland beat eighth-seeded Agustin Calleri of Argentina, 7-6 (8-6), 6-2. and No. 4 Tommy Haas of Germany was a 6-2, 6-7 (6-8), 6-2, winner against Serbia's Nenad Zimonjic.