North Korea has sent at least 3,000 troops to eastern Russia this month, both Washington and Seoul confirmed, with the White House saying that any soldiers deployed on the battlefield would be "fair game.

The U.S. says 3,000 North Korean troops have deployed to Russia and are training at several locations, calling the move very serious.

The United States possesses information regarding North Korean military training in Russia. However, it remains unclear whether these troops will be directly involved in the war against Ukraine. Source: John Kirby,