In this handout photo released by Government of Russia's Tver Region, a fire rages in the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171714
In this handout photo released by Government of Russia's Tver Region, firefighters extinguish a fire in the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171657
In this handout photo released by Government of Russia's Tver Region, firetrucks are seen close to the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171654
In this handout photo released by Government of Russia's Tver Region, thick clouds of smoke are seen in the burning building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171653
In this handout photo released by Government of Russia's Tver Region, a fire rages in the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171650
In this handout photo released by Government of Russia's Tver Region, a fire rages in the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171648
In this handout photo released by Government of Russia's Tver Region, a firefighter extinguishes a fire in the building of the Central Research Institute of the Aerospace Defense Forces in Tver, Russia. Editorial use only, no archive, no commercial use.21.04.2022#8171533