One person has been killed and twenty eight others injured as a powerful tornado hit the Russian far-eastern city of Blagoveshchensk on Sunday. According to the local emergency services, six people were taken to hospital where one of them subsequently died. The tornado was so powerful that it tore the roofs from houses, turned over vehicles, flattened trees and smashed windows in several buildings. Local authorities have introduced a state of emergency in the city, Itar-Tass news agency reports. 200 people and 50 vehicles are already involved in the cleaning operation.