The tone of the Americans changed completely. Razai The Secretary of the Iranian Security Council, Mohsen Razai, said that he read the letter of the US Vice President, J. Di Vances, but has not yet responded. "The tone has completely changed. And this is a very good sign that the Iranian people have established their victory and authority," he noted. Razai also added that Tehran has not made any new decisions regarding changes in the Iranian nuclear doctrine.