Putin's fear of the mourners. At least 400 people have been arrested in Russia since Alexei Navalny's death.
The Wall of Mourning in Moscow is a symbol of Putin's oppression. The opposition Boris Nadezhdin recently submitted more than 100,000 signatures to the electoral commission in order to be allowed to run in the presidential election in March. “Unfortunately, I don’t see anyone who could take his place,” says the Russian exile who was murdered in 2015.