A pedestrian walks across a playground covered with hailstones following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

A man opens the trunk of a car covered with blankets for protection against hailstones following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

A child runs across a sports ground covered with hailstones following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

A local resident demonstrates a hailstone following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

A woman reacts while walking past a lawn covered with hailstones following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

A woman takes photos of a child on a sports ground covered with hailstones following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

A local resident demonstrates a hailstone following a hail storm in the Siberian city of Omsk, Russia, June 27, 2023. REUTERS/Alexey Malgavko 

People walk past an advertising screen which promotes contract military service in the Russian army, as smoke from wildfires covers the city of Omsk, Russia May 8, 2023. REUTERS/Alexey Malgavko 

A screen installed on the facade of a building displays an advertisement for Wagner private mercenary group, as smoke from wildfires covers the city of Omsk, Russia May 8, 2023. REUTERS/Alexey Malgavko 

A screen displays a portrait of Russian Army Colonel Vitaly Sukuyev, who was killed during Russia-Ukraine military conflict, as smoke from wildfires covers the city of Omsk, Russia May 8, 2023. REUTERS/Alexey Malgavko 

A screen installed on the facade of a building displays an advertisement for Wagner private mercenary group, in Omsk, Russia May 7, 2023. REUTERS/Alexey Malgavko 

A screen installed on the facade of a building displays an advertisement for Wagner private mercenary group, in Omsk, Russia May 7, 2023. REUTERS/Alexey Malgavko 

Students of the Omsk River Command College hold Russian flags during a concert ahead of Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, in Omsk, Russia May 5, 2023. REUTERS/Alexey Malgavko 

Cadets from the Omsk Auto Armour Engineering Institute perform during an event ahead of Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, in Omsk, Russia May 5, 2023. REUTERS/Alexey Malgavko 

A woman carries a flag with a portrait of Russian President Vladimir Putin during celebrations of International Workers' Day in Omsk, Russia May 1, 2023. REUTERS/Alexey Malgavko 

People wave flags, including one with a portrait of Russian President Vladimir Putin, during a concert marking International Workers' Day in Omsk, Russia May 1, 2023. REUTERS/Alexey Malgavko 

A view shows an advertising screen and a banner with the symbol "Z", used in support of the Russian armed forces involved in a military conflict in Ukraine, on the wall of a building in Omsk, Russia April 19, 2023. The sign on the screen reads: "You are protected". REUTERS/Alexey Malgavko 

People walk past a banner with the symbol "Z", used in support of the Russian armed forces involved in a military conflict in Ukraine, in Omsk, Russia April 19, 2023. REUTERS/Alexey Malgavko 

Workers renovate the facade of the House of Culture building, as a banner with the symbol "V", used in support of the Russian armed forces involved in a military conflict in Ukraine, hangs on the wall in Omsk, Russia April 19, 2023. REUTERS/Alexey Malgavko 

Believers take part in a cross procession marking Orthodox Easter outside the Nativity of Christ Cathedral in Omsk, Russia April 16, 2023. Picture taken with long exposure. REUTERS/Alexey Malgavko 

Believers take part in a cross procession marking Orthodox Easter outside the Nativity of Christ Cathedral in Omsk, Russia April 16, 2023. Picture taken with long exposure. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

Believers take part in a cross procession marking Orthodox Easter outside the Nativity of Christ Cathedral in Omsk, Russia April 15, 2023. Picture taken with long exposure. REUTERS/Alexey Malgavko 

Believers take part in a cross procession marking Orthodox Easter outside the Nativity of Christ Cathedral in Omsk, Russia April 16, 2023. Picture taken with long exposure. REUTERS/Alexey Malgavko 

A man uses his smartphone during a concert marking the ninth anniversary of Russia's annexation of Crimea, in Omsk, Russia March 18, 2023. REUTERS/Alexey Malgavko 

A police officer stands guard during a concert marking the ninth anniversary of Russia's annexation of Crimea, in Omsk, Russia March 18, 2023. REUTERS/Alexey Malgavko 

People attend a concert marking the ninth anniversary of Russia's annexation of Crimea, in Omsk, Russia March 18, 2023. REUTERS/Alexey Malgavko 

People attend a concert marking the ninth anniversary of Russia's annexation of Crimea, in Omsk, Russia March 18, 2023. REUTERS/Alexey Malgavko 

The symbol "Z", used in support of the Russian armed forces involved in a military conflict in Ukraine, is attached to a window in a residential house in Omsk, Russia March 14, 2023. REUTERS/Alexey Malgavko 

A fisherman walks on the ice-covered Irtysh River near an oil refinery and a thermal power station in the Siberian city of Omsk, Russia, March 12, 2023. REUTERS/Alexey Malgavko 

A street vendor sells flowers ahead of International Women's Day in Omsk, Russia March 6, 2023. A sign reads "Gold Pawnshop". REUTERS/Alexey Malgavko 

A child rides a camel during celebrations of Maslenitsa, also known as Pancake Week, a pagan festival marking the end of winter, in Omsk, Russia February 26, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

People take part in the celebration of Maslenitsa, also known as Pancake Week, a pagan festival marking the end of winter, in Omsk, Russia February 26, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

People climb up a wooden pole to get prizes during celebrations of Maslenitsa, also known as Pancake Week, a pagan festival marking the end of winter, in Omsk, Russia February 26, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys and smokestacks of an oil refinery during sunset on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys and smokestacks of an oil refinery during sunset on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys and smokestacks of local plants during sunset on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

Birds fly above buildings as flue gas and steam rise out of chimneys and smokestacks of an oil refinery during sunset on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

A view through windows shows flue gas and steam rising out of chimneys and smokestacks of local plants behind residential buildings on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

Birds fly above buildings as flue gas and steam rise out of chimneys and smokestacks of local plants during sunset on a frosty day in the Siberian city of Omsk, Russia, February 8, 2023. REUTERS/Alexey Malgavko 

Heavy smog covers residential buildings and plants on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of residential buildings and plants amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of residential buildings and plants amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Heavy smog covers a chimney of a thermal power plant and electricity pylons on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

Steam from chimneys rises above residential buildings amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

Flue gas and steam rise out of chimneys of a thermal power plant amidst heavy smog on a frosty day in the Siberian city of Omsk, Russia, February 3, 2023. REUTERS/Alexey Malgavko 

Amateur astronomers watch a green comet named Comet C/2022 E3 (ZTF) outside Omsk, Russia February 1, 2023. REUTERS/Alexey Malgavko 

Believers attend the Orthodox Christmas service at a church in Omsk, Russia, January 6, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

A Russian reservist recruited during a partial mobilisation of troops, aimed to support the country's military campaign in Ukraine, bids farewell to relatives and acquaintances during a ceremony before his departure in Omsk, Russia January 6, 2023. REUTERS/Alexey Malgavko 

Russian reservists recruited during a partial mobilisation of troops, aimed to support the country's military campaign in Ukraine, walks towards a banner with a portrait of Russian President Vladimir Putin during a ceremony before their departure in Omsk, Russia January 6, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

Russian reservists recruited during a partial mobilisation of troops, aimed to support the country's military campaign in Ukraine, line up during a ceremony before their departure in Omsk, Russia January 6, 2023. REUTERS/Alexey Malgavko 

Pillars of light, which are optical atmospheric phenomena, beam up from the ground into the sky behind residential buildings in Omsk, Russia, January 2, 2023. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY 

A man walks through a local market in Omsk, Russia December 27, 2022. REUTERS/Alexey Malgavko 

A woman walks past a residential building on a frosty day in Omsk, Russia December 17, 2022. REUTERS/Alexey Malgavko 

A woman swims in the icy waters of the Irtysh River on the opening day of the winter swimming season in Omsk, Russia December 4, 2022. REUTERS/Alexey Malgavko 

A man immerses in the icy waters of the Irtysh River on the opening day of the winter swimming season in Omsk, Russia December 4, 2022. REUTERS/Alexey Malgavko TPX IMAGES OF THE DAY