Rafael Nadal has pulled himself from the doubles draw at the 2013 Brazil Open to rest his sore left knee ahead of his opening singles match at the event. Nadal had won his doubles match with partner David Nalbandian on Tuesday.

The United States Fed Cup Team will host Sweden in the 2013 Fed Cup by BNP Paribas World Group Playoff April 20-21 at a site to be determined.

The United States Fed Cup team found itself in a fifth and decisive doubles rubber against Italy in the Fed Cup by BNP Paribas First Round in Rimini, but came up short and lost to Italy, 3-2.

Tennis Channel is ushering in 2013 by introducing three fresh faces for Court Report, its nightly news segment highlighting up-to-the-minute tennis content both on and off the court. Court Report will be anchored in turns by the newest members of the network's on-air team: Jo Ankier, Jonathan Novack and Jessica Vilchis, all of whom are former competitive athletes.

Rafael Nadal returned to singles action for the first time since Wimbledon on Wednesday at the VTR Open in Vina del Mar, defeating Argentina’s Federico Delbonis 6-3, 6-2 in the second round.

With the year's first Grand Slam in the books, both the ATP and WTA World Singles Rankings have re-shaped a bit. Below is a look at the top 20 on both the ATP and WTA tours, as 2013 Aussie Open winners Serbian Novak Djokovic maintains his top spot among the men's singles and Victoria Azarekna of Belarus holds her number one position atop the WTA rankings.

Sam Querrey proved his mettle in live Davis Cup singles matches, clinching the First Round tie for the U.S. over Brazil, 3-2, in a fifth and decisive rubber on Sunday in Jacksonville, Fla. Querrey, ranked 20th in the world, defeated Thiago Alves, 4-6, 6-3, 6-4, 7-6(3), becoming the first American to clinch a Davis Cup tie in a fifth and decisive rubber since 2000 ...

The 2013 Davis Cup by BNP Paribas World Group first round match between the United States and Brazil begins Friday at the Jacksonville Veterans Memorial Arena in Jacksonville, Fla., on an indoor hard court. It will be the first home tie for both John Isner and Sam Querrey, the USA number one and two singles players, respectively. Neither players have played a Davis Cup match on hard courts, as all matches have been contended on clay.

The USTA and U.S. Fed Cup Captain Mary Joe Fernandez have announced that 2013 Australian Open semifinalist Sloane Stephens will be joined by Varvara Lepchenko, Jamie Hampton, and world number eight doubles player Liezel Huber in representing the United States against Italy in the 2013 Fed Cup by BNP Paribas World Group First Round at 105 Stadium in Rimini, Italy, Feb. 9-10.

The BNP Paribas Open is set for March 4-17 at the Indian Wells Tennis Garden, will once again feature exceptional men’s and women’s fields highlighted by nine former BNP Paribas Open champions and 14 Grand Slam champions. Four-time winner Roger Federer and 2013 Australian Open winner Victoria Azarenka will defend their titles at the event, with the deep fields also including Novak Djokovic, Rafael Nadal and Maria Sharapova.

Top-ranked Victoria Azarenka won her second Grand Slam title at the Australian Open, rallying from a set down to beat Li Na in a dramatic three-setter and successfully defend her Australian Open crown.