Trinamool chief Mamata Banerjee, in a first ever, brought changes in her rhetoric against BJP and warned people against “minority extremism.” Without naming the Majlis-e-Ittehadul Muslimeen (MIM) Mamata at a Trinamool workers’ meet in Coochbehar said: “I am watching that there are some extremists among the minorities. They have their base in Hyderabad. Don’t listen to them.”