Yulia, wife of Russian opposition leader Alexei Navalny, cente, sits on a chair upon arrival at Sheremetyevo airport in Moscow, Russia, Sunday, Jan. 17, 2021. Russia's prison service says opposition leader Alexei Navalny has been detained at a Moscow airport after returning from Germany. The prison service said he was detained Sunday for multiple violations of parole and terms of a suspended prison sentence and would be held in custody until a court makes a decision in his case. (AP Photo/Alexander Zemlianichenko)