Bob and Mike Bryan, the most prolific doubles team in history, have taken tennis to a level few could fathom.
Kei Nishikori of Japan came to Tennessee wanting more matches to help him keep up his strong start to 2014. He's leaving with his fourth career title after successfully defending a championship.
Kei Nishikori of Japan finally has a chance to successfully defend an ATP Tour title. Ivo Karlovic of Croatia will be playing for his sixth career title coming off an even shorter match.
Michael Russell upset third-seeded Lleyton Hewitt of Australia 6-3, 7-6 (6) on Friday in the quarterfinals of the U.S. National Indoor Tennis Championships.
Lleyton Hewitt of Australia beat Marcos Baghdatis of Cyprus 1-6, 6-2, 6-0 on Thursday night to advance to the quarterfinals at the U.S. National Indoor Tennis Championships.
Defending champion Kei Nishikori of Japan beat Benjamin Becker of Germany 6-4, 6-4 on Wednesday night in the U.S. National Indoor Tennis Championships.
American Jack Sock and Marcos Baghdatis of Cyprus moved into the second round of the U.S. National Indoor Tennis Championships Tuesday at The Racquet Club of Memphis.
The top seed in Memphis, Kei Nishikori is once again start starting to find his groove.
Fifth-seeded Marinko Matosevic and No. 7 Michal Przysiezny, the only two seeded players in action Monday, were both ousted at the U.S. National Indoor Tennis Championship.
Rio de Janeiro will host a combined ATP and WTA event that will be the biggest tennis tournament in South America.
Kei Nishikori played so well that Feliciano Lopez felt as if the 23-year-old Japanese player knew exactly what he wanted to do and where he was hitting to.
Kei Nishikori was walking past Marinko Matosevic, ready to switch ends after winning the first set 6-4. The Australian stopped him near the umpire's chair.
Top-seeded Marin Cilic lost in straight sets to Kei Nishikori of Japan in the quarterfinals Friday of the U.S. National Indoor Tennis Championships.
Top seed Marin Cilic of Croatia survived three match points in a third-set tiebreaker against Igor Sijsling of the Netherlands to advance to the quarterfinals of the U.S. National Indoor Championships with a 7-6 (2), 3-6, 7-6 (7) victory Thursday.
Jack Sock of the United States upset No. 2 seed Milos Raonic in opening-round play with a 6-3, 5-7, 7-5 victory Wednesday at the U.S. National Indoor Tennis Championships.