PoliticsColombian candidates at extremes02:53This browser does not support the video element.Politics06/16/2018June 16, 2018The two candidates in Colombia's presidential runoff could hardly be more different. Pro-business conservative Ivan Duque promises changes to a 2016 peace agreement with FARC rebels, while leftist Gustavo Petro is himself is a former M19 guerrilla.Copy linkAdvertisement