Juan Carlos Ferrero of Spain takes on 20th seed Janko Tipsarevic in the first match on Louis Armstrong at Flushing Meadows.

TIPSAREVIC 7-5 6-7 7-5 6-2 - GAME, SET AND MATCH! Janko Tipsarevvic progresses through to the quarter-finals in four sets, and the 20th seed closes it out with the utmost efficiency to reach the last eight, where he will face either Novak Djokovic or Alexandr Dolgopolov, who are up next!

TIPSAREVIC 7-5 6-7 7-5 5-2 - Ferrero holds serve to at least force Tipsarevic to serve out for the match, and the Spaniard shows good resolve.

TIPSAREVIC 7-5 6-7 7-5 5-1 - Tipsarevic holds serve to once again consolidate his latest break of serve, and the Serb is just one game away from victory in this fourth set now!

TIPSAREVIC 7-5 6-7 7-5 4-1 - BREAK! Tipsarevic opens up an even wider gap now as he hammers a forehand cross court from 30-40 to ensure that Ferrero falls further behind in this fourth set!

TIPSAREVIC 7-5 6-7 7-5 3-1 - The 20th seed consolidates his break of serve with a confident hold, and he is looking incredibly focused on closing out victory as soon as possible now!

TIPSAREVIC 7-5 6-7 7-5 2-1 - BREAK! Tipsarevic takes control of the fourth set with an inspired break of serve as Ferrero loses his composure on serve and sees the Serb assume command!

TIPSAREVIC 7-5 6-7 7-5 1-1 - Tipsarevic is unflinching as he holds serve to 30, levelling at 1-1 in this fourth set with real conviction as Ferrero is unable to take it to deuce.

TIPSAREVIC 7-5 6-7 7-5 0-1 - Ferrero again serves first in this fourth set, and he gets off to a positive start with a service hold, despite being taken to deuce by the irrepressible Tipsarevic.

TIPSAREVIC 7-5 6-7 7-5 - SET! Tipsarevic closes out the set in ruthless fashion, holding serve to 30 with real focus and determination, and Ferrero is punished for one slightly off service game as he loses the third set!

TIPSAREVIC 7-5 6-7 6-5 - BREAK! Tipsarevic seizes control of the third set, breaking the previously unflappable Ferrero after another extended deuce in clinical fashion, and now the Serb has the chance to serve out for the set...

TIPSAREVIC 7-5 6-7 5-5 - Tipsarevic levels at 5-5 with a string of precise first serves, and the Serb continues to battle ferociously from the back of the court with Ferrero fighting hard but to no avail.

TIPSAREVIC 7-5 6-7 4-5 - There really is nothing between these two as Ferrero again moves ahead with a solid hold to assume a 5-4 lead in this third set, and the Spaniard is unwavering. Can Tipsarevic hold once more?

TIPSAREVIC 7-5 6-7 4-4 - Tipsarevic is not afraid to settle into long rallies from the back of the court on his own serve, and his right leg is clearly becoming more mobile as he holds firm to win his service game.

TIPSAREVIC 7-5 6-7 3-4 - Ferrero is unwavering in finding a very high first serve percentage, and the Spaniard does not afford Tipsarevic any opportunity to get into the game.

TIPSAREVIC 7-5 6-7 3-3 - Tipsarevic levels at 3-3 with a big serve down the T to ensure that Ferrero cannot even lay a racquet on the ball in return, and the Serb continues to remain on terms.

TIPSAREVIC 7-5 6-7 2-3 - Ferrero again manages to find the baseline with a forehand on the run to thwart Tipsarevic in inspired fashion, and he holds comfortably to remain ahead in this third set!

TIPSAREVIC 7-5 6-7 2-2 - Tipsarevic again holds comfortably to level at 2-2 in this third set, and the Serb simply refuses to be dictated to in this match with Ferrero battling hard to no avail.

TIPSAREVIC 7-5 6-7 1-2 - Ferrero continues to impress with his conviction and determination as he battles through another arduous game, holding after an extended deuce.

TIPSAREVIC 7-5 6-7 1-1 - Tipsarevic is serving behind his opponent for the first time in this match, and he holds his composure despite getting very angry over a line call in the first point, to serve out the game and level at 1-1.

TIPSAREVIC 7-5 6-7 0-1 - Ferrero stamps his authority on the third set, firing two blistering first serves and ensuring that Tipsarevic cannot get into the game as he holds.