Kim Yo Jong Asserts Her Dominance

North Korea is acting awful squirrelly at the moment. They appear to be mounting troops at the southern border and be poised to invade South Korea. The chances of any invasion actually happening are quite slim seeing as how it would certainly mean the end of North Korea's existence. So what exactly is the pointy of all this?

https://news.antiwar.com/2020/06/18/north-korean-troops-ships-detected-at-south-korea-border/