Patna, Feb 18 (ANI): A massive clash broke out between BJP workers and All India Students Federation (AISF) activists over the JNU row outside Bharatiya Janata Party (BJP) office in Patna on Thursday. One of the protestors said a women activist has been beaten by the police during the clash and demanded stringent actions must be taken against this. Police were seen knocking down the activists of AISF and BJP when the clash turned aggressive.