Are North Korean troops fighting for Russia against Ukraine? Al Jazeera EnglishNorth Korean troops in Ukraine war called ‘huge’ escalation risk POLITICO EuropeSouth Korea says at least 1,500 North Korean special forces troops are in Russia The Washington PostFrance warns that North Korean troops fighting in Ukraine would be an escalation ReutersNorth Korean Special Forces Sent to Russia, Disguised With Fake IDs Business Insider