Zelenskyy said many more North Koreans could come to fight for Russia.Viktor Kovalchuk/Global Images Ukraine via Getty Images3,800 North Koreans have been killed or wounded fighting alongside Russia, Volodymyr Zelenskyy said.But Ukraine's president told the Lex Fridman podcast that hundreds of thousands more could arrive.The estimate came amid a discussion of the danger to Europe if the US leaves NATO.Ukrainian President Volodymyr Zelenskyy said in a podcast interview released Sunday that 3,800 North Korean soldiers had been killed or wounded in Russia's Kursk region to date.Zelenskyy's figure suggests that a third of the North Korean troops brought over to fight alongside Russia have been taken out of action."12,000 has arrived.