South Korea's spy agency said Friday it had confirmed that a North Korean soldier sent to back Russia's war against Ukraine had been captured by Ukrainian forces.

More than 10,000 soldiers are believed to have been sent to support Russia's war against Ukraine, according to Kyiv and Seoul.

Pyongyang’s role in Ukraine war exposed as 1st North Korean combatant captured supporting Russian forces - Anadolu Ajansı

The announcement followed reports from Ukrainian media outlet Militarnyi, which claimed the soldier was captured by Ukrainian special forces during operations in Russia’s Kursk region.

South Korea's spy agency said Friday it had confirmed that a North Korean soldier sent to back Russia's war against Ukraine had been captured by Ukrainian forces. Pyongyang has deployed thousands of troops to reinforce Russian troops, including in the Kursk border region where Ukraine mounted a shock border incursion in August.

Russia launched a massive attack on Ukraine’s energy grid, leaving many in the country in the dark over the holiday. Retired Col. Jack Jacobs shares his thoughts about recent developments in Ukraine and a potential twist in North Korea’s involvement.

Ukraine hits ballistic missile propellant plant in Rostov Oblast, Stratcom reports North Korean troops in Kursk Oblast endure heavy losses, logistical struggles, Ukrainian military intelligence says 18 Russian soldiers allegedly killed in Ukraine's Dec.

Russia continues to use North Korean soldiers in its military operations against Ukraine. DPRK troops in the Kursk region suffer losses, according to the Defense Intelligence of Ukraine. Russian UAV units are providing support and coordination for North Korean assault groups in the Kursk region.

North Korean troops deployed in Russia’s Kursk Oblast continue to suffer significant losses, Ukraine's military intelligence (HUR) reported on Dec. 26. Russia has stationed approximately 12,000 North Korean soldiers in the region since August to assist in ousting Ukrainian forces.

Defence Intelligence of Ukraine (DIU) reports that North Korean troops in Russia’s Kursk Oblast continue to suffer losses. Source: DIU Quote: "Russia, the aggressor state, continues to deploy North Korean troops in combat operations against Ukraine.