BJP workers confronted Congress activists in Pune while protesting against Congress leader Harshwardhan Sapkal's remarks 'equating' Chhatrapati Shivaji Maharaj with Tipu Sultan, with the Opposition party alleging stone pelting during the agitation on Sunday.Joint Commissioner of Police Ranjan Kumar Sharma told reporters that three Congress workers, two BJP workers, two police personnel, and two journalists sustained minor injuries in the melee.