The Nigeria Union of Teachers, NUT, has called on President Bola Tinubu to declare state of emergency on security. National President of the union, Comrade Audu Amba, made the call on Monday in Abuja at the NUT 6th Annual Solemn Assembly Amba said Nigeria in recent times had recorded an unprecedented security challenges and government must take decisive action to address them. “It is, therefore, my humble plea that the federal government declare a state of emergency as far as the security situation did not improve. “Government at all levels should do the needful since security is everybody’s b…