Croatia's Mario Mandzukic (L) and Luka Modric attend a training session in Belgrade September 5, 2013. Croatia will play a World Cup qualification match against Serbia on September 6. REUTERS/Marko ... more 
Croatia's Mario Mandzukic (L) and Luka Modric attend a training session in Belgrade September 5, 2013. Croatia will play a World Cup qualification match against Serbia on September 6. REUTERS/Marko Djurica (SERBIA - Tags: SPORT SOCCER) less 
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Reuters | Photo By MARKO DJURICA / REUTERS
Thu, Sep 5, 2013 2:02 PM EDT