Nigeria, May 1 -- Two police officers were killed on Saturday by some unknown gunmen who attacked a police facility in Ikono Local Government Area of Akwa Ibom State, Nigeria's South-south.

A female police officer was also injured in the attack, while five vehicles parked at the station's premises were set ablaze, according to a statement from the Chairman of Ikono council, Nyakno Okoibu.

The statement issued by the chairman's media aide, Nsisong Ntuk, said the attack occurred at about 3 a.m.

The statement said members of IPOB's security arm, Eastern Security Network (ESN), were suspected to be behind the attack.

"The chairman has been making overarching measures to ensure that normalcy is restored to the area of attack and other part...