ADVERTISEMENTMamata Banerjee's Core Vote Base Intact?Mamata Banerjee's Core Vote Base Intact? NDTV Profit07 May 2019, 08:19 PM IST 07 May 2019, 08:06 PM IST07 May 2019, 08:19 PM ISTWhatsAppX (was Twitter)FacebookTelegramSaveMamata Banerjee's Core Vote Base Intact?ADVERTISEMENT