North Korean soldiers sent to fight for Russia in Ukraine were deceived into thinking they were battling South Korean forces, the Wall Street Journal has reported. Testimonies from two captured soldiers,

South Korea’s spy agency says North Korea appears to have sent additional troops to Russia, after its soldiers deployed on the Russian-Ukraine fronts suffered heavy casualties.

The fresh deployment comes after North Korea suffered heavy casualties on the front lines in Russia’s war against Ukraine, the South’s spy agency says.