Nigeria, Nov. 15 -- President Muhammadu Buhari has returned to Nigeria after two weeks in London on a private visit.

Mr Buhari arrived the Nnamdi Azikiwe International Airport at about 9:45 p.m. on board a presidential jet, Channels Television reported.

While addressing journalists at the airport, Mr Buhari said he intends to work harder and be accountable to Nigerians.

PREMIUM TIMES reported Mr Buhari's expected arrival. The president's flight was said to have taken off from Stansted Airport, London, at about 3:27 p.m. Nigerian time.e

The president has been on a 15-day "private visit" in the United Kingdom since November 2. He was due to return on November 17.

On Thursday, a Nigerian diplomatic car believed to have been carrying the...