The announcement apparently took the White House by surprise, with Trump only being informed of it after Deputy Attorney General Rod Rosenstein had signed the order.
Former FBI director, Comey, who had been leading an inquiry into possible collusion between Trump election campaign officials and Russia, was fired on Tuesday.
The United States of America, USA, has said that it is strongly behind the President Muhammadu Buhari-led Nigerian government because his administration was pursuing an agenda that is in accordance with the country’s expectations.
Comey had been leading an FBI investigation into allegations of Russian meddling in the 2016 US presidential election and possible collusion with Trump's campaign.