sentences:  This has become a frequent occurrence in which Serbian ultra-right factions vandalize same signs on top of the regular signs to celebrate the anniversary of the Zoran Đinđić assassination.Vučić also participated in protests against the arrest of later convicted war criminals Veselin Šljivančanin and Radovan Karadžić, as well as Vojislav Šešelj, then president of his party.It was during Vučić's term as the Minister of Information that Slavko Ćuruvija, a prominent journalist who reported on the Kosovo War, was murdered in a state-sponsored assassination.