North Korea and South Korea won't hold talks in Russia.

https://sg.finance.yahoo.com/news/north-korea-not-ready-hold-talks-south-korea-092549896.html

It is not surprising that NK is unwilling to talk to SK.  We did state the reason for this impasse in our previous posting below.

https://sg-stock.blogspot.sg/2017/09/south-korea-seeks-russias-help-to.html