"I understand the other players not practicing with Ivo," Popovic said. "There is zero rhythm playing against him." It's also virtually impossible to get used to Karlovic’s booming serve—the 6 ...

Journeyman serve king Ivo Karlovic can be a frustrating nut to crack for his opponents. Jo-Wilfried Tsonga was the latest to feel the agony of getting overwhelmed by the giant’s serve ...

LONDON, England -- Croatian colossus Ivo Karlovic returned to haunt Lleyton ... up for Karlovic to crash away the only point against serve. The Australian also lost serve at 3-4 in the second ...