'Last Lands' travels to former Panama island prison that became national park

ABC News Live's original docuseries "Last Lands" season 2 moved to Panama for its second episode. The Emmy-nominated and Webby-winning show highlighted the richly biodiverse ecosystem of the Central American nation's Coiba National Park, which includes an island that was once a penal colony. Coiba's isolated nature has allowed for narco activity to occur undetected along the island’s shores, according to authorities. They noted that Coiba is along the path traveled by narco semi-submersibles -- traveling from Southern and Central America to the U.S. and Canada. These semi-submersibles made headlines as the U.S. launched an airstrike on an alleged narco submarine in the Atlantic last week. Coiba, a Panamanian national park, also happens to be a stop along the world’s second largest whale an