He faces third-seeded Ivo Karlovic, who fired 20 aces to overcome ... 7-6 (6), 6-4 to set up a match against fellow Argentine Diego Schwartzman. After knocking out top-seeded Bernard Tomic ...

Tennis’ two tallest players, Ivo Karlovic and John Isner, will meet for the third time today in Houston. The 6-feet-9 Isner and 6-feet-10 Karlovic have split two contests, with Isner winning at ...

LONDON, England -- Croatian colossus Ivo Karlovic returned to haunt Lleyton Hewitt by knocking out the Australian top seed 7-6 6-3 in the quarter-finals of the Stella Artois event. Karlovic caused ...