W5 investigates how the Panamanian government's 20-year mining concession with a Canadian mining company triggered weeks of protests and civil unrest, stoked fears of environmental devastation and prompted the country's Supreme Court to intervene.

The Millionaire Murders: Who killed Daniel Langlois and Dominique Marchand?
23:26

Narco Jungle: The Darien Gap – One of the world's most dangerous migrant routes
44:47

The Cult Queen: A charismatic leader holds a Saskatchewan town hostage
45:07