Russia's Dzerzhinsk blast LIVE: Emergency declared; 200 buildings damaged in Kristall explosion

A blast at an explosives plant in the town of Dzerzhinsk in central Russia injured at least two people on Saturday, Russian emergency services confirmed according to local media. The first explosion soon triggered two other blasts at the same facility at 11:45 am (local time), before spreading to another building nearby, Russia Today reported.

The strength of the explosion smashed glass three kilometres away.

The TNT factory, which manufactures and stores explosives and ammunition, suffered a third blast since last year. Last August, five workers were killed in an explosion at the site, and in April an explosion destroyed a one-story building but caused no injuries.