A video posted by Ukrainian outlets on Friday purports to show North Korean personnel at the Sergeevsky training ground in Russia's Far Eastern Primorye region standing in line to get equipment.
Around 1,500 soldiers have already arrived in Russia, with an estimated total of 12,000 to come, reported South Korean media.
Ukraine’s President Volodymyr Zelenskyy accused North Korea this week of preparing to send soldiers to help Moscow’s war effort against Ukraine.
On the frontline, Ukraine’s air defences shoot down 80 out of 135 Russian drones