Explosion at Russian military base

An explosion at the Mozhaysky Military Space Academy in St. Peterburg, Russia injured four people on Tuesday according to Euro News.

A suspicious item was spotted in a building on the grounds under a flight of stairs, reported Interfax and Fontanka news sources. The building was evacuated and a team of sappers were called in, several of whom were injured when the object exploded. They are currently being treated in area hospitals, Russian news agencies said.