The U.S. Embassy in Moscow reportedly sent information to Russian security services about a potential terrorist attack aimed at Moscow, and the Russian Federal Security Service announced that it had received the details and was taking "relevant work is underway" measures. The FSB said the intelligence came through partner channels and that it was acting to address the threat.
On the same day, the U.S. Embassy in Moscow issued a security alert on X, warning of a possible mass‑casualty event at the Tsaritsyno Museum Reserve. The embassy said it was coordinating with the appropriate Russian authorities in response to the threat.
