Vladimir Putin signals North Korean troops are in Russia Financial TimesWhy Is North Korea Deploying Troops to Help Russia? Here’s What to Know. The New York TimesRussia To Send North Korean Troops Into Battle Within Days, Zelenskiy Warns Radio Free Europe / Radio LibertyIf South Korea decides to get involved in Ukraine, it has powerful options Business InsiderRussia-Ukraine war: List of key events, day 973 Al Jazeera English