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 ...

DELRAY BEACH, Fla. (AP) -- At 6-foot-11, Ivo Karlovic, has served his way out of plenty of predicaments. On Sunday, the tallest tennis professional player on record did so again, hitting 13 aces ...