Would North Korea Fighting in Ukraine Make Conflict a World War? NewsweekNorth Korean troops fighting for Russia in Ukraine ‘fair game,’ U.S. warns Putin NBC NewsWatch Why Are Thousands of North Korean Soldiers Headed to Russia? BloombergWhy Is North Korea Deploying Troops to Help Russia? Here’s What to Know. The New York TimesRussia-Ukraine war: List of key events, day 973 Al Jazeera English