West Bengal (WB) CM and Trinamool Congress (TMC) supremo Mamata Banerjee today filed her nomination for the WB Assembly elections from Nandigram assembly seat. Accompanied by party president Subrata Bakshi, Mamata Banerjee filed her papers at the Haldia sub-divisional office here, after taking part in a 2-km roadshow. Banerjee will contest against the BJP leader Suvendu Adhikari.