Video: Explosion at One of Russia's Military Space Academies

An explosion has occurred at the Alexander Mozhaysky Military Space Academy in Saint Petersburg, Russia, resulting in the death of four cadets. According to the news agency RIA Novosti, the explosion caused the staircase connecting the second and third floors to collapse, trapping around 20 people on the third floor.

The preliminary hypothesis suggests that the cause of the incident was an explosive device detonating within the building.

It is noteworthy that the Alexander Mozhaysky Academy is one of the largest military educational institutions in the Russian Federation.