Novak Djokovic beats world No . 2 Roger Federer in Australian Open semifinals . I wish I could have won here for the fifth time , but it was impossible tonight . '' Djokovic, who won the first two sets, will face either Stanislas Wawrinka or Juan Martin del Potro on Sunday. Serbian will play either fifth seed Andy Murray or David Ferrer in Sunday 's final . He is seeking to win the tournament for the second time to follow up 2008 success .
Novak Djokovic beats world No . 2 Roger Federer in Australian Open semifinals . Djokovic, who won the first two sets, will face either Stanislas Wawrinka or Juan Martin del Potro on Sunday. Serbian will play either fifth seed Andy Murray or David Ferrer in Sunday 's final . He is seeking to win the tournament for the second time to follow up 2008 success .