Retired Colombian police chief Oscar Naranjo was appointed Mexico's new security adviser. But the bureaucratic and political challenges he will face in Mexico may surprise him.
The last of Colombia's paramilitary leaders were captured in Venezuela, marking the end for a group that dominated Colombia's drug trade, writes guest blogger Jeremy McDermott.
A UN report released Thursday shows Peru is just shy of overtaking Colombia in coca cultivation, demonstrating the 'balloon effect' that drug war watchers always warn about: when pressure is applied in one area, production 'balloons' in another.
The countries sent troops to protest Colombia's killing of a FARC leader in Ecuador.