A supporter of the Russian Communist Party attends a ceremony marking the 68th anniversary of Soviet leader Josef Stalin's death in Red Square in central Moscow, Russia March 5, 2021. REUTERS/Evgenia Novozhenina

Supporters of the Russian Communist Party attend a ceremony marking the 68th anniversary of Soviet leader Josef Stalin's death in Red Square in central Moscow, Russia March 5, 2021. REUTERS/Evgenia Novozhenina

Head of the Russian Communist Party Gennady Zyuganov visits the grave of Soviet leader Josef Stalin during a ceremony marking the 68th anniversary of Stalin's death in Red Square by the Kremlin wall in central Moscow, Russia March 5, 2021. REUTERS/Evgenia Novozhenina

Supporters of the Russian Communist Party attend a ceremony marking the 68th anniversary of Soviet leader Josef Stalin's death in Red Square in central Moscow, Russia March 5, 2021. REUTERS/Evgenia Novozhenina

People, including head of the Russian Communist Party Gennady Zyuganov, attend a ceremony marking the 68th anniversary of Soviet leader Josef Stalin's death in Red Square in central Moscow, Russia March 5, 2021. REUTERS/Evgenia Novozhenina

A man walks by a monument to the founder of the Soviet state Vladimir Lenin, also known as "the biggest head of Lenin in the World", in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A view shows a monument to the founder of the Soviet state Vladimir Lenin, also known as "the biggest head of Lenin in the World", in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A monument to the founder of the Soviet state Vladimir Lenin, also known as "the biggest head of Lenin in the World", is seen with winter festival decorations in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A woman passes by a wooden house with traditional curved architraves in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A woman speaks on the phone as she crosses a road on a sunny day in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A man passes by a wooden house in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

A boy feeds pigeons on a sunny day in Ulan-Ude, Republic of Buryatia, Russia March 4, 2021. REUTERS/Maxim Shemetov

People walk through the courtyard of the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows a window at the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

Law enforcement officers are seen outside the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

A view shows the Detention centre number 3 (SIZO-3), where opposition leader Alexei Navalny, who was sentenced on parole violations, is supposedly being held, in the town of Kolchugino in Vladimir Region, Russia March 4, 2021. REUTERS/Evgenia Novozhenina

Men wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

Traditional caps are on display during the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

A man wearing traditional clothes holds a tamed golden eagle during the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

Men wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

People wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

People wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

Women wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

Men wearing traditional clothes attend the celebration of the Day of Kyrgyz national hat ak-kalpak in Bishkek, Kyrgyzstan March 4, 2021. REUTERS/Vladimir Pirogov

The UEFA Euro 2020 logo is seen on a camera display marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

UEFA Euro 2020 mascot Skillzy poses with the official tournament ball marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

Alexei Sorokin, CEO of the local organising committee for the UEFA Euro 2020 in St. Petersburg attends a news conference marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

The UEFA Euro 2020 trophy is displayed marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

The UEFA Euro 2020 trophy is displayed marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

The UEFA Euro 2020 trophy is displayed marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

The UEFA Euro 2020 trophy is displayed marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

UEFA Euro 2020 mascot Skillzy poses with the trophy marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

UEFA Euro 2020 mascot Skillzy poses with the trophy marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

UEFA Euro 2020 mascot Skillzy poses with the trophy marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

The UEFA Euro 2020 trophy is displayed marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

UEFA Euro 2020 mascot Skillzy poses with the trophy marking 100 days before the start of the Euro 2020 soccer tournament in St. Petersburg, Russia, March 3, 2021. REUTERS/Anton Vaganov

A passenger wearing a protective face mask is seen through a trolleybus window covered with hoarfrost in Bratsk, Irkutsk Region, Russia March 2, 2021. REUTERS/Maxim Shemetov

People gather at a bus stop on a frosty day in Bratsk in Irkutsk Region, Russia March 2, 2021. The sign reads: "Administration". REUTERS/Maxim Shemetov

A view shows the centre of Bratsk in Irkutsk Region, Russia March 2, 2021. REUTERS/Maxim Shemetov

A view shows a monument to the Soviet state founder Vladimir Lenin in Bratsk in Irkutsk Region, Russia March 2, 2021. REUTERS/Maxim Shemetov

Cars drive along a road near a timber processing plant on a frosty day in Bratsk in Irkutsk Region, Russia March 2, 2021. REUTERS/Maxim Shemetov

A motorcade of UAZ off-road minibuses drives towards the shore of Lake Baikal in the settlement of Khuzhir in Irkutsk Region, Russia February 25, 2021. An UAZ off-road minibus is also known in Russia as "Bukhanka". REUTERS/Maxim Shemetov

Tourists sit at a table as a worker repairs a drop-off window in a cafe in the settlement of Khuzhir on Olkhon Island in Lake Baikal, Irkutsk Region, Russia February 26, 2021. Picture taken February 26, 2021. REUTERS/Maxim Shemetov

Tourists push their bicycles as people run towards a bath house, also known as "banya", after taking a dip in the icy waters of Lake Baikal in the village of Khuzhir in Irkutsk Region, Russia February 25, 2021. Picture taken February 25, 2021. REUTERS/Maxim Shemetov

A tourist takes pictures of an abandoned fishing cutter on the shore of Lake Baikal in the settlement of Khuzhir in Irkutsk Region, Russia February 25, 2021. Picture taken February 25, 2021. REUTERS/Maxim Shemetov

Tourists push their bicycles on the ice-covered Lake Baikal outside the village of Sakhyurta in Irkutsk Region, Russia February 22, 2021. Picture taken February 22, 2021. REUTERS/Maxim Shemetov

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows a gate of Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

A general view shows Penal Colony No 2, where opposition leader Alexei Navalny, who was sentenced this month on parole violations, supposedly serves his jail term, in the town of Pokrov, Russia February 28, 2021. REUTERS/Tatyana Makeyeva

People walk along the Andreyevsky Bridge over the Moskva River during a sunny day in Moscow, Russia February 27, 2021. REUTERS/Shamil Zhumatov