ZURICH, Switzerland (AP) _ Results Wednesday from the US$1.3 million Swisscom Challenge tennis tournament (seedings in parentheses):
Singles
First Round
Ana Ivanovic, Serbia-Montenegro, def. Tatiana Golovin, France, 7-5, 6-7 (2), 7-6 (3).
Elena Bovina, Russia, def. Francesca Schiavone, Italy, 6-3, 7-6 (5).
Second Round
Alicia Molik, Australia, def. Vera Zvonareva (6), Russia, 6-3, 5-7, 6-2.
Maria Sharapova (4), Russia, def. Daniela Hantuchova, Slovakia, 6-4, 7-5.
Ai Sugiyama (9), Japan, def. Flavia Pennetta, Italy, 7-6 (1), 6-1.
