US Warns Russia of Possible Attack at Moscow's Tsaritsyno Museum-Reserve

The US embassy in the Russian capital, Moscow, said on Saturday that it had warned the Russian authorities about a possible attack at Moscow's Tsaritsyno museum-reserve. The warning concerns a potential terrorist act in the capital.

Russia's Federal Security Service (FSB), the agency responsible for the country's internal security, confirmed that it had received a warning from the US side about preparations for a terrorist act.

The source gives no further details. It does not say when or how an attack might be carried out, who might be planning it, or whether any security measures have been taken. It also does not indicate whether anyone has been detained.

In short, the US embassy publicly announced that it had passed on a warning, and the Russian security service officially confirmed receiving it.