Brutal, 'brave' and unrelenting: the North Korean troops fighting Ukraine - North Korean forces pulled back from front lines after heavy losses -- NYT - North Korean troops bite open their own veins and scream 'for Kim Jong-un' in Ukraine - North Korean troops 'blowing themselves up' in chilling battlefield tactics - North Korean troops are now on 'front lines' of Russia's war 'in combat' against Ukraine - Seoul says Russia could use North Korean troops as 'cannon fodder' in dangerous areas - What do North Korean troops mean for Russia-Ukraine front? - What do we know about the North Korean troops joining Russia's war? - Underestimating North Korean troops is a mistake, experienced military officials warn - 'Vast majority of North Korean troops will become cannon fodder': analyst