<!-- wp:html --><p>Viktor Medvedchuk, a Ukrainian oligarch who is close to Vladimir Putin, found refuge in Russia after leaving Ukraine, where he faces treason charges. He runs a Russian-language portal pushing Kremlin narratives on Ukraine and the war, but his latest foray into disinformation has run into its own challenges.</p><!-- /wp:html -->
Viktor Medvedchuk, a Ukrainian oligarch who is close to Vladimir Putin, found refuge in Russia after leaving Ukraine, where he faces treason charges. He runs a Russian-language portal pushing Kremlin narratives on Ukraine and the war, but his latest foray into disinformation has run into its own challenges.