US Embassy Warns of Threat at Moscow Museum, FSB Says It Is Acting

The US Embassy in Moscow warned on October 31 of a credible threat of a mass-casualty event at the Tsaritsyno Museum Reserve, and Russia’s Federal Security Service said it had received information from US partners about plans for a terrorist attack in Moscow and was taking action. The embassy urged US citizens to avoid the site, stay alert and steer clear of crowds. Its advisory named the museum reserve in southern Moscow but did not identify a suspected perpetrator or provide details about the intelligence behind the warning. It also advised Americans to review personal security plans, keep phones charged, carry identification and monitor local media. The FSB confirmed receipt of information from the United States but did not name Tsaritsyno as the intended target or describe the measures it was taking beyond saying it was acting. Neither government publicly disclosed the information supporting the warning or gave further details about the possible attack. The embassy said Washington was coordinating with appropriate Russian authorities on a response. Separately, the Russian Telegram channel Baza reported that visitors could leave the reserve but could not enter, and that...