Police detain a man during a protest against the jailing of opposition leader Alexei Navalny in the Siberian city of Omsk, Russia, on Sunday, Jan. 31, 2021. Thousands of people took to the streets Sunday across Russia to demand the release of jailed opposition leader Alexei Navalny, keeping up the wave of nationwide protests that have rattled the Kremlin. Hundreds were detained by police. (AP Photo)