CPM Chief Prakash Karat has complained to President Pranab Mukherjee about the Bengal Governor who criticised the Left after West Bengal Chief Minister Mamata Banerjee was heckled in Delhi on Tuesday.PromotedListen to the latest songs, only on JioSaavn.comHere's the full text of the letter:Also ReadM Kharge's Posters Defaced In Bengal Day After His Snub To Adhir Chowdhury"Spreading Canards": PM Modi On Mamata Banerjee's Ramakrishna Mission RemarkAnti-Trinamool Stand To Keep Congress Relevant In Bengal: Adhir Chowdhury