Ana Ivanovic of Serbia returns the ball to Ekaterina Makarova of Russia during the first round of the U.S. Open tennis tournament in New York, Monday, Aug. 30, 2010. Ivanovic won the match 6-3, 6-2.
Love that color
Rafael Nadal sported a tennis-ball green shirt for his semifinal match against Mikhail Youzhny on Saturday, Sept. 11.
Mike Bryan and Bob Bryan hold up the trophy while wearing shawls given to them by Pakistan's UN Ambassador Abdullah H. Haroon after the men's doubles final on Friday, Sept. 10. The ambassador honored them for agreeing to donate some of their winnings to flood relief efforts in Pakistan.
Sparks are flying
Venus Williams sported this sparkly ensemble during her win over Shahar Peer.
Puttin' on the glitz
Venus Williams plays her third-round match in a black sequened cut-out dress.
New York sole
A detail of Roger Federer of Switzerland sneakers are seen as he plays against Andreas Beck of Germany on Day 4.
Maria Sharapova of Russia celebrates defeating Iveta Benesova of the Czech Republic.
Bright lights, big city
Julia Goerges of Germany wears neon yellow in her match against Yanina Wickmayer of Belguim.
Venus Williams' wheel-inspired top is eye-catching.
Pretty in pink
Ana Ivanovic of Serbia is one of many players to wear this bright hue in New York.
Maria Sharapova, US Open
Maria Sharapova impresses in this sleek teal dress, part of Nike's Maria Sharapova collection.
Lady in lace
Venus Williams didn't disappoint with another frilly dress in a traditional black.
Back in black
Roger Federer of Switzerland once again went with a predominantly black outfit for his return to the Big Apple.
Pretty in purple
Melanie Oudin — who surged to popularity at the U.S. Open last year — went with a classic purple look.
Splashes of color
Ricardas Berankis of Lithuania went with something of a spiderweb motif for his shirt of choice.
The editor-in-chief of Vogue, Anna Wintour is all about fashion all the time, as she showed during a visit to Arthur Ashe Stadium on the first day of the tournament.
The muscular Gael Monfils of France wore a tight-fitting cut-off and patterned shorts.
What color is that?
Greenish yellow? Yellowish green? Whatever you call it, Jelena Kostanic Tosic of Croatia sported it in Flushing.
Just a streak
Marc Gicquel livened up an oddly striped shirt with two strips of tennis-ball green.
Got the blues
A dagger of deep blue cuts through the middle of this ensemble from Jie Zheng of China.
If vertical makes you look taller ...
... and horizontal makes you look fatter, than what do diagonal stripes do for the figure? Martin Klizan of Slovakia found out.
Big wristbands are in
Michael Russell of the United States rocked a pair of red wristbands to complement his white-and-red cutoff shirt.