According to the Ukrainian president, Russia has begun deploying troopers from North Korea within the Kursk border space. Zelenskyi additionally expects this to occur on different sectors of the entrance. He can be Syria.
https://www.spiegel.de/ausland/ukraine-krieg-wolodymyr-selenskyi-spricht-von-erheblichen-verlusten-durch-nordkoreanische-soldaten-a-a67d9b55-efcf-4730-a058-9ab04e30cb97#ref=rss