Radek Stepanek advanced to the second round of the Zagreb Indoors by defeating Austrian qualifier Stefan Koubek 6-3, 6-2 Tuesday. Seventh-seeded Philipp Petzschner of Germany also advanced, defeating Jan Hajek of the Czech Republic 6-3, 6-3, while Blaz Kavcic of Slovenia beat Mischa Zverev of Germany 6-2, 7-5. More...