A fresh FIR was lodged against radical preacher Amritpal Singh and some of his associates on Sunday in connection with the possession of illegal weapons, a senior police officer said.

Amritsar Rural Senior Superintendent of Police Satinder Singh said seven of Amritpal's associates have been arrested under Arms Act. Punjab Police had on Saturday launched a major crackdown against Amritpal, with police arresting 78 members of an outfit headed by him.