Ljubicic makes last four in Miami
Ljubicic reached the world’s top three last year Croat Ljubicic will face either Spanish sixth seed Tommy Robredo or Roger Federer’s conqueror Guillermo Canas in the last four.Ljubicic, 28, reached the final in Miami in 2006 where he lost to Federer.The other semi-final pits Britain’s Andy Murray against fellow 19-year-old Novak Djokovic of Serbia.