Vice-President Hamid Ansari, former Prime Minister Dr. Manmohan Singh, Union Ministers Arun Jaitley and Ravishankar Prasad and Lok Sabha Deputy Speaker M Thambidurai and other leaders across political spectrum paid their last respects to the veteran CPI leader A B Bardhan in New Delhi today. He died on Saturday night after prolonged illness. The cremation will take place this evening at Nigambodh Ghat.