Two persons were slightly injured on Tuesday in an explosion of an explosive device at the building of Al-Baraka Bank in Omdurman. In a press conference Tuesday, the Police Head-Quarters explained that a person has thrown a hand grenade at the building, a matter that led to the injury of two customers of the bank. It explained that the police are currently investigating the incident to know who committed it and his motives, pointing that there is a suspect so far.