Episode list

In the season premiere of Vanguard, correspondent Mariana van Zeller travels to South Florida, the "Colombia of prescription drugs", to expose a bustling pill pipeline that stretches from the beaches of Ft. Lauderdale to the rolling hills of Appalachia. "The OxyContin Express" features intimate access with pill addicts, prisoners and law enforcement as each struggles with a growing national epidemic.

Adrian Baschuk travels to the last western Communist state to see whether or not there exists any possibility of regime change.

Adam Yamaguchi investigates oil distilleries operating deep inside Cambodia's forest where safrole oil is extracted from a rare tree.

Mariana van Zeller travels to Sri Lanka to see how the Tamil Tigers, one of the world's most lethal and influential terrorist organizations, were finally defeated.

Christof Putzel visits struggling "traditional" porn production studios and innovative web producers.

Janet Choi goes inside a California state prison to investigate contraband smuggled inside the cells, and how cellphones are the new security threat.

Criss-crossing America to uncover some of the trend lines in war-fighting technology, Kaj Larsen investigates the issue of remote control warfare.

Christof Putzel investigates how cocaine demand in the Europe has created a Nigerian mafia challenging the Italians on their own turf.