We Mean Business: With the opposition and civil society activists stepping up their attack on the Government, targeting the Prime Minister who was in charge of the coal portfolio at the time, the prime minister on his part has hit back saying he will resign even if an iota of truth is found in the allegations against him. On We Mean Business, NDTV's Shweta Rajpal Kohli, Keshav Rao, Senior Leader, Congress, Partha S Bhattacharyya, Ex-Chairman, Coal India, Siddharth Nath Singh, Spokesperson, BJP, Zafar Saifullah, Former Cabinet Secretary of India, Arvind Mahajan, Partner-Energy Practice, KPMG and Pankaj Vohra, Political Editor, Hindustan Times discuss whether the allocation of coal blocks was done in a fair manner or did it actually lead to windfall gains for a few?