The Rocket-Propelled Grenade (RPG) launcher used to attack Punjab Police Intelligence Headquarters in Mohali has been recovered. Mohali Police said, all suspects were rounded up and questioned, which led to the recovery of the launcher used in the attack Monday evening. Police said, all leads developed in the case are being pursued meticulously. Police have found the role of suspected overground workers of Khalistani extremist group associated with Pakistan-based terrorist Harvinder Singh Rinda. Meanwhile, former Chief Minister Captain Amarinder Singh has said that the inexperienced Aam Aadmi Party government should coordinate with the Centre and various security agencies to save Punjab. In a statement, Capt Amarinder said the state is under constant threat from forces against the unity and integrity of the country, and strong efforts are required to overcome this threat.