John Otis

After the U.S. lifted its sanctions, Venezuela is trying to revive its beleaguered oil industry. But ramping up production is causing more oil spills.

Venezuelans attempt to tackle the massive oil slicks that are clogging up one of South America's largest bodies of inland water — by using human hair.

Venezuela's authoritarian regime has just banned the most popular opposition candidate of standing in next year's election. As recent history has shown, that might not work in their favor.

The father of Colombian soccer star Luis Díaz was freed earlier this week, after he was abducted by a guerrilla group.

Millions of Venezuelans have migrated to escape authoritarian rule and their country's worst economic crisis. For the first time, they're the largest group detained for entering the U.S. irregularly.

In an effort to promote a free election in Venezuela, the U.S. government is offering the autocratic government of Nicolas Maduro a deal. But already it's facing challenges.

Millions of Venezuelans have left their country to escape authoritarian rule and economic collapse. We tell the story of one family headed to the U.S.

Venezuela's opposition are holding a primary to elect the candidate who will take on President Nicolas Maduro in next year's elections. The Maduro government is not making campaigning or voting easy.

Venezuelans continue to leave their homeland in record numbers. It is the largest refugee exodus ever recorded in the Western Hemisphere.

Colombia's capital is home to 11 million people — and to some of the worst traffic jams in the world. Now Chinese companies are building its first metro line.