FILE Russian opposition leader Alexei Navalny speaks to the media in front of security officers standing guard at the Foundation for Fighting Corruption office in Moscow, Russia, Thursday, Dec. 26, 2019. The sudden death of Alexei Navalny, the fiercest foe of Russia's President Vladimir Putin, has left Russian opposition with an open wound. Navalny, 47, was the most well-known Kremlin critic at home and abroad, and had arguably the biggest following. (AP Photo, File)