This screenshot captured from a video released on June 24sicboodds, 2024 shows rescuers working to extinguish the fire at a multi-story office building in the city of Fryazino of the Moscow region, Russia.

At least eight people were killed in a multi-story office building fire in the city of Fryazino of the Moscow region, local emergencies service said on Monday. (The Russian Ministry of Emergency Situations/Handout via Xinhua)

MOSCOW, June 24 (Xinhua) -- At least eight people were killed in a multi-story office building fire in the city of Fryazino of the Moscow region, local emergencies service said on Monday.

"Two people died after jumping out of a window. Six others inside the building were killed while the interior structures collapsed," Tass news agency reported, citing local emergencies service.

Footage online shows thick smoke billowing from the upper floors of the eight-storey complex.

According to Moscow Region Governor Andrey Vorobyov, 12 fire fighting trucks and hundreds of firefighters were sent to the site to extinguish the fire.

It is not immediately clear what caused the fire, but one eyewitness told Tass that it broke out on the sixth floor before spreading.■

This screenshot captured from a video released on June 24, 2024 shows rescuers working to extinguish the fire at a multi-story office building in the city of Fryazino of the Moscow region, Russia.

At least eight people were killed in a multi-story office building fire in the city of Fryazino of the Moscow region, local emergencies service said on Monday. (The Russian Ministry of Emergency Situations/Handout via Xinhua)