Alexey Navalny, a Russian opposition leader, has died in prison.

By: AHSAN MUMTAZ

– Many believe he was murdered by the Russian government.

– Tributes to Navalny have been removed by Russian authorities.

– The Russian government has denied any involvement in Navalny's death.

– Navalny's death is a major blow to the Russian opposition.

– Navalny's death is a reminder of the dangers faced by opposition leaders in Russia.