Ivo Karlović is a Croatian tennis player. He has won four ATP singles titles: three in 2007 and one in 2008. Karlović is the tallest player ever on the ATP Tour at 208 cm (6 ft 10 in). He is a serve-and-volleyer, has held the record for the fastest serve recorded in professional tennis, measured at 251 km/h (156 mph) and is considered one of the best servers on tour. His height enables him to serve with high speed and unique trajectory.
5 players to watch in the 2015 Champions Tennis League
The 2014 edition had some serious star cast which included the likes of Leander Paes, Garbine Muguruza, Pat Cash, Agniezska Radwanska and Venus Williams. This year, the line-up has been revamped a bit and we see some of the stars return along with a host of fresh faces. Here are 5 players that will really make the event a spectacle worth watching.