‘What the f**k to do with them?’ Russian soldiers heard condemning North Korean recruits in intercepted audio CNNNorth Korean troops could join war this weekend, Ukraine warns as Putin alarms China NBC NewsWhy Is North Korea Deploying Troops to Help Russia? Here’s What to Know. The New York TimesIf South Korea decides to get involved in Ukraine, it has powerful options Business InsiderUkraine warns Russia could send North Korean troops to combat zones within days Axios