U.S. government officials confirm North Korea's participation in Kursk engagement

A U.S. government official also confirmed that North Korean troops sent to Russia engaged in a battle with Ukrainian forces.

The North Korean military fought in Russia's Kursk region on the 4th, Reuters reported, citing multiple government officials.

Officials did not provide more details about the fighting, including whether there were any casualties.

Earlier, Ukrainian President Volodymyr Zelenskyy said in a video address on the 5th local time that Ukrainian forces had engaged with North Korean forces attached to Russian forces.

The U.S. Department of Defense and others have yet to publicly confirm North Korea's participation in the war.