21, South Korea summoned the Russian ambassador in Seoul, Georgy Zinoviev, and called for the "immediate withdrawal of North Korean troops and (to) stop relevant cooperation" with Pyongyang.While not confirming the deployment, Washington has said it is "concerned" about the reports. On Oct. 18, U.S. Select Committee on Intelligence Chairman Michael R. Turner appealed to President Joe Biden to respond immediately.Moscow has neither confirmed nor denied reports."We see a lot of contradictory information," Kremlin spokesperson Dmitry Peskov told the Russian media, the state-controlled news agency Interfax reported."The South Koreans say one thing, and then the Pentagon says that they have no confirmation, so there is a lot of contradictory information. So that's probably how it should be approached."Despite Peskov's vague statements, there is plenty of evidence to suggest North Korean troops are already in Russia training to partake in the Kremlin's war in Ukraine in some capacity.A Western official told the Kyiv Independent on Oct.