Unknown gunmen in the early hours of Monday invaded the premises of Anambra Broadcasting Service (ABS), Awada, Onitsha station unleashing mayhem, 9news Nigeria learned.

The gunmen believed to be part of those terrorising the state for over a year burnt a building, a company bus, and another vehicle parked in the premises belonging to a staff who had worked overnight.

9news Nigeria gathered that no life was lost in the attack, but the gunmen brutalised the staff they met in the premises, inflicting injuries on them.

As of the time of filing this report, a staff who begged for anonymity said they were being interrogated by security agents over the attack.

He promised to give a full detail of the attack on them by the gunmen, as he had worked all night and witnessed the attack.

Anambra Broadcasting Service, a State government-owned company has been giving support to the State government in its fight against rampaging gunmen.