At the NDTV-Dettol Banega Swachh India 12-hour cleanathon, Secretary Ministry of Drinking Water and Sanitation, Parameswaran Iyer, shares the achievement of the campaign Swachh Bharat Mission. He talks about International Sanitation convention where 68 countries and ministers from 55 countries participated. He discusses the future plan of action that is sustaining the open defecation free tag and focusing on ODF+ that is solid and liquid waste management.