Imphal, June 22: Demonstrating strong protests against the merger of the 11 MLAs with the Congress, Rajya Sabha MP and seasoned political figure, Rishang Keishing today resigned from the post of the Chairman of the Steering Committee of the Secular Progressive Front. In another development the Nationalist Congress Party has walked out of the SPF sparking off a potential round of political upheaval in the days to come. Rishang Keishing submitted his resignation letter to the Secretary of the Steering Committee, Ph Parijat of the CPI who is also the PCS Minister. In his resignation paper...