Kim Jong Un's Mysterious China Visit: What Was Really Going On?

Kim Jong Un was rumored dead. Days later, he suddenly appeared in China—but didn't meet Xi Jinping.
Why did North Korea's leader make his shortest-ever China visit just two days before the CCP's Fifth Plenum? And why was Wang Huning there to receive him?
We examine six unusual details, the death rumors, and a possible connection to Beijing's internal power struggle. Was Kim's visit really about something happening inside the CCP?