An explosion has rocked the "Panorama" business centre in downtown Moscow near the Slovak embassy, according to the emergency services.
The blast was caused by boiler equipment failure on the ninth floor of the business centre that occured during construction works. Two people were injured in the incident, the emergency services added.
Earlier it was reported that the blast took place at a boiler room inside the centre sparking a conflagration that spread to five square metres but was extinguished before spreading further. The blast shattered the windows on the eighth floor of the building.