TMC Supremo Mamata Banerjee sharpened her attack on the BJP and Congress ahead of the crucial polls while addressing a rally on her home turf. The West Bengal Chief Minister making it loud and clear that she will not let her state to be divided at any cost. Mamata also trained her guns at the Gorka Janamukti Morcha (GJM) after their alliance hit a dead end. Now with the BJP backing the separate state demand, Mamata is busy garnering political support in the hills to crush the agenda.