Moscow: Russian opposition leader and a fierce critic of President Vladimir Putin, Alexei Navalny, was laid to rest in the Church of Icon of the Mother of God in Moscow, in the presence of over a thousand of his supporters amid tight security. Navalny died at an Arctic penal colony, where he was serving a 30-year sentence, under unknown circumstances.Moscow: Russian opposition leader and a fierce critic of President Vladimir Putin, Alexei Navalny, was laid to rest in the Church of Icon of the Mother of God in Moscow, in the presence of over a thousand of his supporters amid tight security. Navalny died at an Arctic penal colony, where he was serving a 30-year sentence, under unknown circumstances.