Kolkata: Former President of Jawaharlal Nehru University Students’ Union, Kanhaiya Kumar, West Bengal Congress President Somen Mitra, Pradip Bhatterjee, CPM leader MD. Salim, West Bengal CPI secretary Swapan Banerjee during a seminar on “Save Our Nation, Save the Constitution, No to NRC” on the occasion of veteran CPI leader Indrajit Gupta Birth Centenary in Kolkata on Jan 23.