An unidentified device was the cause of a blast in the Alye Parusa (or Scarlet Sails) residential complex in northwestern Moscow, a source in the emergency services told TASS, Report informs.

“An unidentified device exploded in the elevator chamber. Bomb experts are working on site,” the source said.

This morning, a blast occurred in the lobby of a residential building on Aviatsionnaya Street in northwestern Moscow. Investigators have brought criminal charges over the incident. Prosecutor of the Northwestern Administrative District Maxim Kiselev has arrived at the scene. Investigators and forensic experts from the municipal Investigative Committee are inspecting the crime scene together with the emergency services.