Yahoo Racing is powered by Motorsport Network, providing expert reporting, analysis, and insider access across the world’s top racing series. The serve speed record is a big deal. It gives the 32-year ...

The challenge of returning Ivo Karlovic’s serve is among the greatest in tennis, and with the best in the game often struggling to get his notoriously big delivery back in play, one could say it would ...

Ivo Karlovic was pretty satisfied with his performance at Wimbledon. The giant Croatian had one of his best Grand Slam showings, reaching the fourth round and going four tough sets against Andy Murray ...

Andy Roddick felt he was in a lose-lose situation. Before every return, the No. 1 seed at the Legg Mason Classic stood about 10 feet behind the baseline. Roddick wanted enough time to chase the ball ...

There's but one shot in tennis where you have absolute control: the serve. Any other shot, you are forced to work with whatever your opponent feeds you. For this reason, having a good serve is a ...

Ivo Karlovic comes out of the longest game of the match so far, clinging onto his serve. It is still intact in the third set - but it looks as safe as a Ming vase at a coconut shy with Murray still ...

-- Before taking the court to face the baddest server in the history of tennis, I had a question for Ivo Karlovic. Karlovic grimaced and looked away. "Actually I have," he said. A lesser man would ...

All week, the fans at the Delray Beach Open were awed by the power and precision of Ivo Karlovic‘s serve. The crowd inside center court Sunday expressed their amazement as they oohed and aahed with ...

Ivo Karlovic set the world record for fastest serve on Sunday during a Davis Cup match for Croatia. The 6-foot-10 Croat nailed a serve 156 mph, breaking Andy Roddick's previous record of 155 mph.