Colombian President Juan Manuel Santos declared his support for Mexican President Felipe Calderon's call for a discussion on drug legalization. "We are entering an era of the narco-trafficking business where one must have these type of reflections," he said. Santos announced that he will seek to form a united stance with Mexico and Peru on the legalization issue if California votes to legalize marijuana at the ballot in November.

Toronto has become the first city in the world – and the first government in North America – to formally endorse a declaration that advocates harm reduction in the war on drugs.

Stashing cash in spare tires, engine transmissions and truckloads of baby diapers, couriers for Mexican drug traffickers are moving tens of billions of dollars in drug prohibition profits south across the border each year, a river of dirty money that has overwhelmed U.S. and Mexican customs agents.

Central America is struggling to contain rising drug prohibition violence as powerful Mexican drug traffickers, facing a government crackdown at home, expand southward and intensify operations in neighboring nations.

While escalating violence in Mexico's war on drugs may be prompting some would-be tourists to think twice about visiting the country, others see it as a chance to try a different kind of travel experience. A new type of traveler is flocking to the country, keen to experience a dark underworld of drug traffickers, leftist rebels and illegal migration.

After the possible kidnapping attempt of a college student last Friday, the U.S. Consulate is warning Americans who travel to Monterrey that they face a greater risk of being kidnapped.

Drug prohibitionists are still playing one of their favorite games -- "whack-a-mole" with cocaine in South America. Peru's anti-drug police are locked in an ongoing game of cat-and-mouse in the Ene and Apurimac River Valleys against drug runners, many of whom are aligned with a remnant band of about 200 leftist Shining Path guerrillas. But, as usual and for ever more, the government appears to be losing the battle.

Drug Policy Alliance ED, Ethan Nadelmann, opines on President Obama's drug policy reform moves since entering office.