Korean Peninsula
Senior North Korean officials met with South Korean President Moon Jae-in at an undisclosed location in the Olympic city.
It's the first time the two countries held talks since 2015.
The upcoming Winter Olympics helped break the ice
WHAT'S HAPPENING
The chief danger now may be that Pyongyang will believe the Trump administration is preparing to act when it is not.
He also said he is "open to dialogue" with South Korea.
It's historically been known as the most dangerous way to flee to South Korea.
It's not the first time the U.S. has been on the verge of making an extraordinary mistake.
President Trump asked an important question.