Curfew after massive clash between Shiv Sena, pro-Khalistan activists in Patiala (Lead)
Curfew was clamped in Punjab's Patiala's town on Friday after police had to fire into the air following a massive clash between members of the Shiv Sena led by Harish Singla and pro-Khalistan sword-bearing sympathizers outside the Kali Mata temple, who were pelting stones at each other and brandishing swords, police said.