Ivo Karlovic beats Grigor Dimitrov in two tie-breaks at PBZ Zagreb Indoors
Tuesday 5 February 2013 21:36, UK
Ivo Karlovic booked his spot in the second round of the PBZ Zagreb Indoors after recording a 7-6 (7-3) 7-6 (7-3) victory over seventh seed Grigor Dimitrov.
