Chandigarh Police on Tuesday detained Haryana Congress leaders and MLAs, including state in-charge Sanjay Dutt and state president Rao Narender Singh.As many as 20 leaders were detained in Sector 9 while marching towards the Haryana Governor’s residence (Raj Bhavan) to protest and demand the resignation of Union Education Minister Dharmendra Pradhan.The Congress leaders were taken in two different buses. Some Congress MLAs, led by Ashok Arora, refused to board the police bus and staged a sit-in on the road. Police later forcibly removed them and escorted them onto the bus.