Ivo Karlovic may be known for huge, bomb-tastic serves (and his almost seven-foot stature), but the Croatian doesn't think it's his serve that would make him invincible on the court. In an ...

Someone has to break to win, so naturally if you want a quick night, 6'11" big-serving Ivo Karlovic is probably not the guy you want to play. Argentina's Horacio Zeballos learned that first hand ...