Wow. “We were told we were here for training, not to fight. When we arrived in Kursk we were informed otherwise,” & not told who they were fighting, a captured NK soldier said! RF & N Korea deny NK are in Ukraine. He's his unit's sole survivor. S Korea's taking him in.
https://www.rfa.org/english/korea/2025/02/19/north-korea-soldier-interview-02192025/