Hundreds of members of the Islamic Movement of Nigeria, also known as Shiites, on Tuesday, stormed the National Assembly and shot a police officer and a civil defence officer.
The gates to the National Assembly have been shut.
Our correspondent learnt that the dreaded Shiite members overpowered the policemen at the gate, collected one of their guns and shot the two security operatives.
They entered the main entrance popularly known as MOPOL gate and vandalised the gatehouse.
They also burnt three vehicles and destroyed many others.
The sect members unleashed terror on other security operatives when tear-gas canisters were fired to disperse them.
The gates to all the National Assembly premises have been closed as staff and other accredited persons ran for dear lives.