Ivo Karlovic tells The Tennis Space that he doesn’t necessarily buy that Australia’s Sam Groth broke the world’s fastest serve record at a Challenger in Korea last month. Groth allegedly hit ...

Two weeks before the Australian Open, Ivo Karlovic showed that miles per hour can make up for miles on the odometer. The 35-year-old owns one of tennis’ fastest serves, a shot nearly impossible ...

LONDON, England -- Croatian colossus Ivo Karlovic returned to ... way when a Hewitt net-cord sat up for Karlovic to crash away the only point against serve. The Australian also lost serve at ...