Ebonyi State Command of Nigeria Security and Civil Defence Corps, NSCDC, said yesterday it arrested four persons suspected to be involved in vandalisation of transformers meant for Power Holding Company of Nigeria, PHCN, in the state.Ebonyi State Command of Nigeria Security and Civil Defence Corps, NSCDC, said yesterday it arrested four persons suspected to be involved in vandalisation of transformers meant for Power Holding Company of Nigeria, PHCN, in the state.