The Inspector General of Police, (IGP), Kayode Egbetokun, has taken over the investigation into the murder of a staff of the Central Bank of Nigeria (CBN), identified as Daniel Adefemi Okunade. It was learnt that Okunade who was a top ranking officer in the Internal Audit Department of CBN, was shot in the head by suspected assassins on Tuesday while returning from work. SaharaReporters had reported that no fewer than four people were killed by some gunmen suspected to be armed robbers in Nasarawa State.