The FSB in Moscow detained a teenager who was preparing an attack in Tsaritsyno Park. Information about the preparation of attack was published on TikTok. The FSB, along with other law enforcement agencies of the Russian Federation, reviewed information about the impending terrorist attack received from the United States, TASS reports. It should be noted that the Russian FSB expressed gratitude to its American colleagues for information about a possible preparation of a terrorist attack in Moscow. It was reported that search queries about terrorist attacks and massacres were found for the arrested boy.