News release

Marina Ovsyannikova, an employee of Russia's Channel One, burst into the frame during a live newscast with an anti-war poster.

Sources:

https://www.instagram.com/p/CbNkuMMNY6Z/

https://www.bbc.com/ukrainian/features-60715913

https://focus.ua/uk/world/554477-rossiyskaya-zhurnalistka-marina-ovsyannikova-rasskazala-kak-ubezhala-iz-rossii