Effiong Okon Akwa, has been appointed in his stead.
Ibikunle Amosun was long a top benefactor of Muhammadu Buhari, but why did the financial support continue well into his presidency?
The president also thanked Nigerians for enduring the prevailing economic conditions.
The presidential spokesman received Imo State Governor Hope Uzodinma at the State House on Saturday.
Amnesty International says 12 protesters were shot dead in the military crackdown on peaceful protesters in Lagos.
Mr. Buhari convened a meeting of security chiefs and former Nigerian leaders at the State House on Friday.
