Who was the Chief of Staff to Obasanjo?
Who was the Chief of Staff to Yar'Adua?
Who was the Chief of Staff to Jonathan?

1984/85, all we heard was Idiagbon.
Atm, it's About Abba Kyari.

This tells you lots of things.
Chief Amongst Them is the fact that Buhari is a ghost worker!

Did u struggle to ans these s, why?

Simple, those men were completely in charge of their various adminstration, irrespective of their personal shortcomings.

But we have a Buhari who sought to be president 4X, only to hand over to an Abba Kyari whom Nigerians didn't vote for!