Ana Ivanovic Reaches Semis in WTA St. Petersburg

Ana Ivanovic reaches semifinals after the Serb beat Ukrainian qualifier Kateryna Kozlova 6-1, 7-5. Ivanovic limited Kozlova to just 10 points in the whole of a rapid first set but faced a tougher task when Kozlova broke her serve twice in the second.
"She is a great young player, and in the second set she started to play more powerful," Ivanovic said. "I tried to step up a bit, be more aggressive, hold my court position, and it worked well."
Ivanovic well meet Vinci in the semifinal of WTA St. Petersburg.
Source: ESPN