https://nypost.com/2018/06/23/north-korea-erasing-most-anti-us-propaganda/

Poor Otto Warmbier.

If he had only waited a year or two to tear down the Poster he wanted as a Souvenir, the soldiers would have invited him to lunch instead of beating him into a human vegetable.

Sounds like Pudgy Kim knows that if he takes any US citizens hostage or hurts any of them Trump will drop the hammer.