Meanwhile, the Norks are upset that Trump didn't reduce or eliminate the Sanctions after he met with Kim. They don't seem to understand that he's not like Clinton, Bush II, or Obama, where Kim promises something, the US caves, and then he does what he promised he wouldn't do. Trump wants results first.
https://www.nytimes.com/2018/09/29/world/asia/korea-denuclearize-un.html