Cypriot star Marcos Baghdatis delivered astonishing performance today to knock out Spaniard and World No.1 Rafael Nadal in a closely fought match and entered the semifinals of the 2010 Western and Southern and Financial Group Masters, an ATP World Tour 1000 event, being held in Cincinnati, USA.

Click here to enjoy the tense moments of the match.

Baghdatis opened the match on a tough note and survived a series of break points to eventually grab an elusive one in the tenth game to close the first set by 6 games to 4. Similar story was repeated in the second set but with a role reversal as Nadal took control this time to level the match at one set a piece.

The decider turned out to be an absolute classic when both players brought their serving prowess to the fore to hold on to their serves till 4-4. However, that was the end of Nadal's service hold streak as Baghdatis grabbed the break and the match with a 6-4, 4-6, 6-4.

He now meets defending champion Roger Federer in the semifinals, who took out Russian Nikolay Davydenko in straight sets, winning 6-4, 7-5.