The White House says the United States does not know the details of the drone attack on Moscow.

[White House says the United States does not know the specific information about the drone attack in Moscow] Xinhua News Agency, June 1. White House National Security Council spokesman John Kirby said on May 31 local time that the United States does not have any specific information about the drone attack in the Russian capital Moscow. It is not clear which party is responsible for this, nor will it take the initiative to investigate.