Three persons have been killed while four others injured in a remote control bomb-blast, during a Jirga near 'Khomsa' area of central Kuram here on Monday. According to details a Jirga of native tribes was going on regarding the ownership of a primary school in the area-when suddenly a remote control blast exploded with a massive bang, as a result three persons died on the spot, while four others sustained critical injuries that were shifted to Para Chinar Hospital. Political administration of Kurram Agency informed that a Jirga regarding a dispute for the ownership of a school was going on when a remote control blast was occurred inside the Jirga.