Two Russian journalists were detained on “extremism” charges in Russia on April 28 for having allegedly worked for a group founded by the late Russian opposition leader Alexei Navalny. Russian authorities have accused Konstantin Gabov and Sergey Karelin, Russian citizens, of producing content for Navalny’s YouTube channel, NavalnyLIVE. The Kremlin has deemed Navalny, who died in northern Russia in February, and organizations affiliated with him as “extremist.” Gabov, who Moscow’s Basmanny District Court called a producer for the news agency Reuters, allegedly helped prepare “photo and video ma…