Three players are already in the semifinals of the 2013 U.S. Open and the last spot in the final four of the tournament will be decided by the Russia' s Mikhael Youzhny vs. Serbia's Novak Djokovic match Thursday night at the Arthur Ashe Stadium in Flushing Meadows, New York.

Rafael Nadal (Spain) Richard Gasquet (France) and Stanislas Wawrinka (Switzerland) are through to the semis in an unexpected semifinals cast after big upsets in the quarterfinal rounds.

Wawrinka beat the much-favored Andy Murray (Great Britain) in straight sets, 6-4, 6-3, 6-2 while Gasquet also pulled off the surprise vs. David Ferrer (Spain), 6-3, 6-1, 4-6, 2-6, 6-3.

READ ALSO: U.S. Open: Who Can Beat Novak in New York?

Youzhny, seeded 21st will look to duplicate Wawrinka's and Gasquet's feats by beating number one seed Djokovic. Expectdly, the Serbian has the edge winning five of eight meetings against the Russian since 2006.

Streaming Links for Novak Djokovic vs. Mikhail Youzhny (Links added when they become available)

Link 1

Link 2