The presidents of Colombia and Peru pledged to launch a joint operation to "cleanse" the Putumayo river valley of criminal gangs that control the remote jungle border zone.
Mexican authorities claimed another coup against the cartels with the arrest of Héctor Beltran Leyva, last remaining kingpin of the Beltran Leyva Organization.
The number of mass graves found in Guerrero keeps swelling, as does anger at political violence and corruption across Mexico's political spectrum.
Gregorio Santos, the populist president of Peru's Cajamarca region, was comfortably re-elected—despite being imprisoned as corruption charges are pending against him.
Student demonstrations swept Mexico to mark the anniversary of a 1968 massacre and to protest a new one, which left six dead and 43 missing.
Mexican police busted a major operative of Michoacán's Knights Templar syndicate—as videotapes emerged implicating a top TV anchor in pay-offs from the cartel.
Fortune magazine issued a list of the biggest organized crime groups in the world: elements of Japan's Yakuza, Russian mafia, two Italian syndicates and Mexico's Sinaloa Cartel.
Gary Webb's 1996 newspaper series on narco-trafficking by US-backed Nicaraguan "resistance" fighters in the 1980s keeps getting buried—and keeps coming back to life.
John McCain prompted testimony from a Homeland Security official that ISIS could seek to infiltrate the US through Mexico. The media jumped on it, but there's nothing there.
Supporters of José Manuel Mireles Valverde, imprisoned leader of the self-defense forces in violence-torn Michoacán, are holding a protest mobilization to demand his release.
A record-breaking cocaine bust on Peru's Pacific coast points not only to booming production, but the increasing role of the Mexican cartels in the Andean narco economy.
Reports of a summit of cartel "capos" in Piedras Negras fuel speculation that President Enrique Peña Nieto seeks to rebuild the "Pax Mafiosa" of Mexico's old one-party state.
