Police had to fire tear gas shells at protesting students to disperse them from Manipur University. The students raised slogans against state's CM N Biren Singh to put forth the issue of the troubling environment. The situation aggravated to such an extent that a few students started pelting stones at the army personnel. Recently, an incident of over 8 students attacking army personnel in an open ground was reported. These students covered their faced with a cloth while attacking the army personnel.