The army said in a statement on Monday that the operations were held in Akwa Ibom, Bayelsa, Delta, and Rivers.
Mr Ochai said that the NDA inculcated the habit of keeping fit in its cadets.
Mr Obi described the continuous bloodshed and violence in the country as the failure of the Nigerian state.
Mr Buba said the military would be fierce in its reprisal and would bring military pressure on IPOB to ensure their total defeat.
At 11:19 a.m., police officers began firing tear gas to disperse people.
Governor Hyacinth Alia has called on the military to enhance its operations in Benue to ensure the return of peace.
Mr Gwary alleged an alarming rate of elephant killings in the Kala/Balge LGA of Borno State.
The coup plotters were also said to have fired shots at the presidential lodge, where Mr Bio is heavily guarded.
It was initially unclear whether the people were killed.
The Nigerian Army has pledged to apprehend those behind the attack on the Joint Task Force, Operation Search and Flush (OP SAF).
