The pregnant woman has been granted administrative bail pending when she’s delivered of her baby.
The row centres on claims he kept large sums of cash on his property then covered up its theft.
They accused the central government of failing to protect farmers and others from terrorists.
"Continuous heavy rains have collapsed hundreds of public health facilities, water systems and sanitation facilities."
The march was organized by the Women at Risk International Foundation (WARIF), United Nations and Medicaid.
He will hold bilateral meetings with and witness signing of MoUs and agreements between Nigeria and Vietnam.
There is no part of the country where the price of this vital commodity has not gone up astronomically.
The states are Abia, Akwa-Ibom, Bayelsa, Cross River, Delta, Edo, Imo, Ondo and Rivers.
Buni said it will spur him to do more to improve the bond between the two nations.
“We have consulted and consolidated and neither yielded desirable results in seeking the freedom of Muhammed."