According to media reports citing an eyewitness, a blast was heard in central Moscow as of Thursday, December 19. Further details are still emerging.
The reported explosion comes after police responded to a shooting near the Federal Security Service (FSB) building in central Moscow at approximately 18:00 (local time) on Thursday. According to Russian security officials, one officer was killed, and two others injured in the incident. The gunman was neutralized as of 19:20, on Thursday.
It remains unclear if the two incidents are related.
A heightened security presence and associated transportation disruptions, including road closures, are to be expected in the area over the coming hours.
Individuals in Moscow are advised to monitor the situation and avoid the area of the incident.