Vice-President and Chairman, Rajya Sabha, Shri M. Venkaiah Naidu; Prime Minister, Shri Narendra Modi; Lok Sabha Speaker, Smt. Sumitra Mahajan; former Prime Minister Dr. Manmohan Singh and other dignitaries at the function organized in Parliament House on 13 December 2017, to pay tributes to the Martyrs who laid down their lives while defending the Parliament from the terrorist attack on 13 December 2001