The Nigerian Army has said that its troops have uncovered and neutralised a major firearms and drone manufacturing factory at Onicha Olona in Aniocha North Local Government Area of Delta State, allegedly operated by the Eastern Security Network (ESN) the armed fighters of the Indigenous People of Biafra (IPOB). The Director of Army Public Relations, Major General Onyema Nwachukwu, who made this known in a statement issued on Tuesday said that the troops also arrested six suspects during the operation.