Facing the highest reward for a capture ever offered by the United States, Venezuelan ruler Nicolás Maduro is calling on Colombia to join forces against what he describes as escalating aggression from Washington.

The Trump administration is offering a $50 million reward for Venezuela's President Nicolás Maduro, accusing him of being one of the world's largest narco-traffickers and working with cartels to flood the U.

The U.S. has doubled its reward for information leading to the arrest of Venezuelan President Nicolas Maduro over allegations of drug trafficking and links to criminal groups.