Decrease article font size Increase article font size The US Embassy in Moscow has issued an alert about the threat of a “mass casualty event” at the Tsaritsyno Museum Reserve in Moscow. In a statement posted on its website, the embassy said the threat is “credible” and advised everyone to avoid the area and avoid crowds. Global Affairs Canada (GAC) repeated the alert on Saturday, warning against all travel to Russia as a result of the conflict with Ukraine and the “risk of terrorism.” Get the latest national news Get the latest Canadian news delivered to your inbox as it happens so you don’t miss any breaking news. “If you are in Russia, you should consider leaving the country by commercial means. If you remain in Russia, keep a low profile. Canadians who have Russian citizenship may be subject to conscription,” the GAC said. The armed conflict with Ukraine has resulted in military activity within Russia’s borders. The GAC said attacks are most common near the Russian-Ukrainian border, especially in Bryansk, Kursk and Belgorod oblasts, and in the Black Sea region, including Rostov oblast and Krasnodar Krai. More about the world More videos Story continues below advertisement Government buildings, schools, cultural venues, places of worship, airports and tourist attractions have also become targets of terrorist activity, they said. Evacuees from Russian-occupied Oleshky crossed into Ukrainian-controlled territory on Saturday as part of a major rescue operation carried out under a ceasefire in the southern Kherson region that began Tuesday morning. © 2026 Global News, a division of Corus Entertainment Inc.