CBSN Originals — presented by Pfizer

North Korea: The art of surviving sanctions

Behind the Kim regime's scramble to stay afloat through cultural means

Burmese Python Invasion: Fighting Invasive Species

Across America, waves of foreign invaders are taking over. Introduced through human error or carelessness, invasive species like the Burmese Python, Lionfish and Asian Carp have thrived at the expense of native species critical to a delicate natural balance that supports ecosystems and livelihoods. CBSN Originals explores whether it's too late to tip the balance back in our favor.

Puerto Rico: The exodus after Hurricane Maria

Hurricane Maria left Puerto Rico devastated - almost 3,000 people died in its wake, towns were left without power or water for months, and hundreds of thousands of Puerto Ricans left, many never to return. CBS News correspondent David Begnaud returns to Puerto Rico for CBSN Originals to examine the impact of that exodus and what the future holds.

Cryptocurrency mining disrupts small town

As the soaring value of bitcoin sets off a flurry of excitement, a whole new industry -- cryptocurrency mining -- is erupting in unexpected parts of the globe, causing rifts in the communities that host it. CBS News correspondent Errol Barnett heads to the epicenter of cryptocurrency mining, to explore how this phenomenon is unfolding, and the controversy over its future.

Out of Aleppo

Mohammad Shasho's family left Aleppo in 2013, telling their children they were taking a prolonged vacation. That "vacation" was an evacuation prompted by Syria's eight-year-old civil war, and it became a permanent exile. In a film produced by BYkids, we see the Syrian crisis through the eyes of a young refugee filmmaker.