Mamata at Duare Sarkar programme January 27, 2021 by Mansoor Hameed Kolkata: West Bengal Chief Minister Mamata Banerjee during a Duare Sarkar programme at Nabanna, state secretariat, in Kolkata, Wednesday, Jan. 27, 2021. (PTI Photo) Kolkata: West Bengal Chief Minister Mamata Banerjee during a Duare Sarkar programme at Nabanna, state secretariat, in Kolkata, Wednesday, Jan. 27, 2021. (PTI Photo) Kolkata: West Bengal Chief Minister presents certificate to a student under a government scheme during a Duare Sarkar programme at Nabanna, state secretariat, in Kolkata, Wednesday, Jan. 27, 2021. (PTI Photo)