FILE - Cemetery workers carry a portrait of slain Russian military blogger Vladlen Tatarsky during a funeral at the Troyekurovskoye Cemetery in Moscow, Russia, on April 8, 2023. (Anton Velikzhanin, M24/Moscow News Agency via AP, File)

Investigators stand at the site where Lt. Gen. Igor Kirillov, the head of Russia's Nuclear, Biological, and Chemical Defense Forces, and his assistant, Ilya Polikarpov, were killed by an explosive device planted close to a residential apartment's block in Moscow, Russia, Tuesday, Dec. 17, 2024. (AP Photo)

FILE - A portrait of Daria Dugina is seen as relatives hold her memorial service in Moscow, Russia, on Aug. 23, 2022. (AP Photo/Dmitry Serebryakov, File)

FILE - Russian writer Zakhar Prilepin attends a news conference in Moscow, Russia, on Feb. 21, 2017. (AP Photo/Alexander Zemlianichenko, File)

FILE - In this photo taken from video released by the Russian Defense Ministry Press Service on Feb. 28, 2023, Lt. Gen. Igor Kirillov, head of Russia's Nuclear, Biological, and Chemical Defense Forces, speaks at a briefing in Moscow, Russia. (Russian Defense Ministry Press Service via AP, File)