By Damilola Oyedele in Abuja
Workers and visitors into the National Assembly on Wednesday morning were greeted by the heavy presence of masked security officials
The men, bearing arms, were mainly noticeable in the lobby.
It was however unclear if they were officers of the Department of State Services (DSS) or the Nigeria Police Force (NPF).
Security has been beefed up at the National Assembly since the April 18 invasion of the senate chambers.
More to follow…