Vanguard gathered that the crisis started when policemen from Oko-Oba Police Division stormed a street in the Abattoir area in search of a suspect who allegedly stole a motorcycle.
Eyewitnesses from the area told Vanguard that the face-off was triggered by the alleged killing of an unnamed resident of the area by policemen.
But the police claimed that trouble started between them and the hoodlums around 7.30a.m., when an armed robber, who was being chased, for stealing a motor-bike, ran to his friends for protection.
It was said that the policemen chased the alleged robber to Abattoir area where he ran to for refuge.
Police Public Relations Officer, Ngozi Braide, said the policemen were beaten up but refused to retaliate.