Serbian gendarmerie officers push back protesters during a protest in front of Serbian Presidency building in Belgrade, Serbia, Monday, June 13, 2011. Serb nationalists are protesting against the ... more 
Serbian gendarmerie officers push back protesters during a protest in front of Serbian Presidency building in Belgrade, Serbia, Monday, June 13, 2011. Serb nationalists are protesting against the upcoming NATO converence due to start Tuesday, June 14, 2011 in the Serbian capital.(AP Photo/Darko Vojinovic) less 
1 / 1
Associated Press | Photo By Darko Vojinovic
Mon, Jun 13, 2011 8:49 AM EDT