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 Read"Not One Vote": Mamata Banerjee's Big Message After 26,000 Teachers Lose Jobs"Neither Congress Nor Mamata Banerjee Can Dare To Touch CAA": Amit Shah"I Don't Look After Everything": Mamata Banerjee On School Jobs Scam Order