(FILES) In this file photo taken on October 10, 2022 Russian opposition activist Vladimir Kara-Murza is escorted for a hearing at the Basmanny court in Moscow. – A Russian prosecutor on April 6, 2023 requested 25 years of imprisonment for Kremlin critic Vladimir Kara-Murza, who is being tried on several charges including treason for comments critical of the Ukraine offensive, his lawyer said. (Photo by NATALIA KOLESNIKOVA / AFP)