The US Embassy in Russia has warned that extremists had plans for an attack in Moscow this comes hours Russian security officer said that they had foiled a planned shooting at a synagogue by a sell from the Afghan arm of Islamic State the embassy through its website arged all US citizens to leave Russia Immediately and added that people should avoid concerts and crowds and be aware of their surroundings however it gave no further details about the nature of the threat us allies including Britain Canada South Korea and lva have repeated the US warning and have told their citizens not to travel to Russia the Warning came several hours after Russia's Federal Security Service which is the main successor to the Soviet era KGB said that it had foiled an attack on a synagogue in Moscow by a sell of the militant group Islamic State efsb say that the cell was operating in Russia's kuga region as Part of the Afghan arm of the group the group is known as Isis Cora what are you feeling about for all the latest news download the weon app And subscribe to our YouTube channel