Cartels are getting their swagger back in Colombia, drug-war violence is skyrocketing in Mexico, Central American countries like El Salvador and Honduras are now saddled with some of the highest homicide rates in the world, and parts of Brazil are open battlegrounds. So just what’s behind the angry ride of the apocalypse through this hemisphere? What we’re seeing is the rise of insurgencies that have no ideology beyond greed, but wage guerrilla wars as fearsome as those of the past that claimed to represent the poor and oppressed.