He announced this in his Telegram channel.
"Together with Zelensky, the responsibility for the drone attack on the Kremlin should also be borne by its Western masters - US President Biden and the leaders of countries supporting the terrorist neo-Nazi regime in Ukraine," Slutsky said.
According to him, holding an international tribunal for the Ukrainian president and his "junta" should be inevitable.
On the night of May 3, the Kyiv regime attempted to strike with unmanned aerial vehicles at the Kremlin residence of the president.
Russian President Vladimir Putin was not injured in the attack, the Kremlin said.
The Main Investigation Department of the Investigative Committee of Russia opened a criminal case on the fact of a terrorist attack in connection with an attempt to strike at the Kremlin residence of Russian President Vladimir Putin.
Deputy Chairman of the Russian Security Council Dmitry Medvedev, commenting on the attempt to strike two UAVs at the Kremlin presidential residence on the night of May 3, said that there were no options left but the physical elimination of Zelensky.