South Korea's spy agency says North Korea is set to send as many as 12,000 troops to fight with Russia in Ukraine, in what Seoul described as a "grave security threat". Ukrainian President Volodymyr Zelensky earlier said 10,

According to South Korea's intelligence agency, North Korean troops have been deployed to fight alongside Russia against Ukraine.

North Korea has decided to send a "large-scale" troop deployment to support Moscow's war in Ukraine, with 1,500 special forces already in Russia's Far East and undergoing training, Seoul's spy

Ukrainian President Volodymyr Zelensky had earlier claimed that around 10,000 North Korean soldiers could join to support Russia.