President Donald Trump is warning Cuba to make a deal with the United States, adding that oil deliveries will be cut off. We have more on Cuba's ties to Venezuelan oil and what officials say the country has been trading in return.

As protests in Iran continue, the regime is now threatening to attack U.S. outposts in the region. Arian Pasdar has what Trump is saying about the current situation.

What's next for Venezuela's oil? Trump says oil companies will spend $100 billion to rebuild the industry there. Our panel unpacks what this means for the region and the world.

A neurologist explains why the onset of Alzheimer's isn't random or inevitable, sharing details on what steps can be taken to lower risk.

And mythical dragons and emperors have touched down in Paris with an exhibition capturing the mystery of China's mythological beast. Find out which eras the exhibition spans and what separates Chinese dragons from those in western folklore.