Nigeria, March 15 -- President Muhammadu Buhari has approved the redeployment of his Chief Security Officer (CSO) and accepted a replacement.

Bashir Abubakar was Mr Buhari's CSO until this week when he was ordered to proceed on an immediate "strategic course" at a university in Buenos Aires, Argentina.

He was promptly replaced by Idris Kassim Ahmed, top sources at the Presidential Villa told PREMIUM TIMES.

Whenever Mr Ahmed is not in the villa, he is to be assisted by another State Security Service (SSS) official, Abubakar Maikano.

Mr Buhari had two months into his administration in July 2015 replaced his erstwhile CSO, Abdulrahman Mani, and requested the SSS to redeploy him out of the Presidential Villa.

The president thereafter app...