Multan - A bomb blast hoax panicked the citizens here on Saturday. However, police sources said that no blast in any area of the city took place.  Some of the citizens were heard saying that a bomb went off in Qasim Bela area while some others came with the idea that a gas cylinder blasted. Similarly, there were also rumours that a jet fighter shattered the sound barrier. The hoax spread like a jungle fire in the city and the citizens kept asking one another about the incident.