In Russia, a violent storm swept through Moscow area today, leaving 13 people dead and dozens injured as freak winds toppled hundreds of trees. Moscow mayor Sergei Sobyanin has expressed condolences for those who died. He said several hundred trees were felled and we are taking necessary measures to deal with the consequences.<br/>'<br/>The weather caused delays at Moscow's airports and the express train to Vnukovo airport had to halt service as workers removed a tree from the line. <br/><br/>The director of the Russia's Gidromedtsentr weather service Roman Vilfand told Russian agencies that wind speed reached 22 metres (yards) per second during the hurricane and that another storm could hit the capital overnight.<br/><br/>