According to a regional report published recently by the Institute for War and Peace Reporting (IWPR), the people behind the incidents are ultra-nationalists belonging to several groups: Obraz, the Serbian Orthodox Youth, the Ravnogorski Freedom Movement, skinheads and others, which number a total of several thousand people, mainly in their twenties.
Institut za izveštavanje o ratu i miru u svom regionalnom izveštaju tvrdi da su ljudi koji stoje iza incidenata ultranacionalisti iz nekoliko grupa: Obraza, Srpske pravoslavne omladine, Ravnogorskog slobodarskog pokreta, skinhedsa i drugih, koje broje nekoliko hiljada ljudi, uglavnom dvadesetogodisnjaka.