Policemen were injured in an alleged attack while enforcing lockdown in Punjab's Patiala. A group of 'Nihangs' allegedly attacked policemen when they were denied entry into a vegetable market. Assistant sub-inspector of police, Harjeet Singh's hand was chopped off in the attack. Two other cops and a Punjab Mandir Board official were injured in the incident. ASI Harjeet was rushed to GMC, Patiala and then to PGIMER, Chandigarh. Meanwhile, the seven accused were arrested.