African country Niger faces a huge security challenge. According to government reports 137 have dies in Niger after a deadliest attack by armed bandits near Niger's border with Mali. Gunmen on motorbikes attacked the villagers as local officials confirmed. While the number of fatalities increases the government of Niger has announced 3 days of national mourning for the victims. Mali-Niger border region faces a security challenges during the last couple of years and half a million residents have fled their homes so far.