The Central Bank of Nigeria (CBN) has announced a 10-day extension of the Deadline for the use of old naira notes across Nigeria. The CBN governor, who spoke to journalists Sunday morning, said he had the approval of President Muhammadu Buhari for the extension. The new deadline is now 10 February instead of the former 31 January deadline, he said.Mr Emefiele spoke in Daura, Katsina State, after