Stephen Sackur is in Bogotá for an exclusive interview with Colombia's new president Iván Duque. He is a youthful centre-right technocrat who faces momentous decisions early in his presidency. Will he uphold his predecessor's fragile peace deal with the FARC guerrilla group? How will he respond to the economic and humanitarian crisis unfolding in neighbouring Venezuela? President Duque is a relative political novice in a volatile region and he is about to be sorely tested. Show less