![Marco Chiudinelli of Switzerland returns the ball to John Isner of the USA during third-round action at the U.S. Open held at the National Tennis Center on September 3, 2010 in New Marco Chiudinelli of Switzerland returns the ball to John Isner of the USA during third-round action at the U.S. Open held at the National Tennis Center on September 3, 2010 in New](https://c8.alamy.com/comp/2NEHD94/nikolay-davydenko-of-russia-returns-the-ball-to-marco-chiudinelli-from-switzerland-during-the-qatar-atp-open-tennis-tournament-in-doha-qatar-wednesday-jan-6-2010-ap-photohassan-ammar-2NEHD94.jpg)
Marco Chiudinelli of Switzerland returns the ball to John Isner of the USA during third-round action at the U.S. Open held at the National Tennis Center on September 3, 2010 in New
![Switzerland's Marco Chiudinelli returns the ball to India's Somdev Devvarman during their first round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Sunday, May 23, 2010. ( Switzerland's Marco Chiudinelli returns the ball to India's Somdev Devvarman during their first round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Sunday, May 23, 2010. (](https://c8.alamy.com/comp/2NDP037/switzerlands-marco-chiudinelli-returns-the-ball-to-indias-somdev-devvarman-during-their-first-round-match-of-the-french-open-tennis-tournament-at-the-roland-garros-stadium-in-paris-sunday-may-23-2010-ap-photochristophe-ena-2NDP037.jpg)
Switzerland's Marco Chiudinelli returns the ball to India's Somdev Devvarman during their first round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Sunday, May 23, 2010. (
![Nikolay Davydenko of Russia returns the ball to Marco Chiudinelli from Switzerland during the Qatar ATP Open Tennis tournament in Doha, Qatar, Wednesday, Jan. 6, 2010. (AP Photo/Hassan Ammar Stock Photo - Alamy Nikolay Davydenko of Russia returns the ball to Marco Chiudinelli from Switzerland during the Qatar ATP Open Tennis tournament in Doha, Qatar, Wednesday, Jan. 6, 2010. (AP Photo/Hassan Ammar Stock Photo - Alamy](https://c8.alamy.com/comp/2NEHD5Y/nikolay-davydenko-of-russia-returns-the-ball-to-marco-chiudinelli-from-switzerland-during-the-qatar-atp-open-tennis-tournament-in-doha-qatar-wednesday-jan-6-2010-ap-photohassan-ammar-2NEHD5Y.jpg)
Nikolay Davydenko of Russia returns the ball to Marco Chiudinelli from Switzerland during the Qatar ATP Open Tennis tournament in Doha, Qatar, Wednesday, Jan. 6, 2010. (AP Photo/Hassan Ammar Stock Photo - Alamy
![India's Somdev Devvarman returns a ball to Russia's Igor Kunitsyn during their Davis Cup World group first round tennis match in Moscow, Friday, March 5, 2010. (AP Photo/Misha Japaridze Stock Photo - Alamy India's Somdev Devvarman returns a ball to Russia's Igor Kunitsyn during their Davis Cup World group first round tennis match in Moscow, Friday, March 5, 2010. (AP Photo/Misha Japaridze Stock Photo - Alamy](https://l450v.alamy.com/450v/2ndp04d/indias-somdev-devvarman-returns-the-ball-to-marco-chiudinelli-during-their-first-round-match-of-the-french-open-tennis-tournament-at-the-roland-garros-stadium-in-paris-sunday-may-23-2010-ap-photochristophe-ena-2ndp04d.jpg)