Highlignts of the WTA Championships 2012 in Istanbul second day of competition. (2012-10-24)

Roger Federer came through a tight QF match against the Finn Nieminen. Just as in his previous match he didn't face any breakpoints. Next up is Nikolay Davydenko who beat Richard Gasquet 7-5 6-3. Fed leads their H2H by 16-2, beating him 6-2 6-2 in their last meeting in Doha this year.

Juan Martin Del Potro explains that he decided to have another wrist surgery to fix his left wrist problem. He looked for other solutions but without succes because his tendon his damage.

Juan Martin del Potro is through to his second consecutive ATP Tour final, at the Open 13 in Marseille.

After his defeat against Fernando Verdasco in Miami, Rafael Nadal already back to training. He is working on clay courts to prepare Monte-Carlo (04-12) and all the clay season.