Suicide bombing in Pakistan’s northwest region has snatches at least 15 lives counting four policemen and others, as per the media report.“The attacker targeted security forces conducting checks at Khar Bazaar in Bajaur Agency, part of the Federally Administered Tribal Areas, ” media reported.A senior official said, “It was a suicide attack and four policemen were among the dead.”“The bomber was on foot and detonated his explosive vest when he reached close to a police check post, ” sources added.Media cited TV reports as saying that curfew had been imposed in the area.No group has as yet claimed responsibility for the attack.