In the suburbs there was a powerful explosion at the optical-mechanical plant in Sergiev Posad

Russian sources claim that the explosion at the Zagorsk optical-mechanical plant in Sergiev Posad, Moscow region, occurred due to a "violation of the technological process."

They add that "it was not a drone attack."

Эпицентр взрыва на Загорском оптико-механическом заводе в Сергиевом Посаде Московской области.