Colombia stands at a pivotal point in its history. In mid-2016, the Colombian government and the Revolutionary Armed Forces of Colombia (FARC) rebel group signed a peace agreement, formally bringing an end to Latin America's longest and deadliest insurgency in modern history. After narrowly losing in a public referendum in October, the deal was revised, and Colombian Parliament approved it in November. The agreement is now in the early stages of implementation, which has brought with it opportunities for peace and greater stability as well as a whole new set of challenges and uncertainties for the country. A recent trip from Bogota to Medellin shed light on how Colombia got here -- and where the convalescing country may be heading....