Nadal proves stronger than his fever defeating Gulbis in straight sets

Rafael Nadal confirms his incredible fighting nature.

Although struggling against his fever, he managed to defeat Ernest Gulbis 7-6 (3) 6-3.
The Spaniard had a very good start of the match when  he won his first serve game to love and than broke immediately Gulbis.
Than the Latvian broke back and the two went to the tie break.
Nadal proved mentally too strong for Gulbis and his superior shot selections gave to the Spaniard the first set.
The world nr.1 had another good start in the second set when he manage to break immediately Gulbis’ serve. 
Worried about his own conditions Nadal called the trainer. After that, he managed to secure the set 6-3.
Nadal will play in the semis against the winner of the match between Davydenko and Karlovic.
On the other side of the draw, world nr.2 Roger Federe had a comfortable win over Victor Troiki (6-2 6-2).