Al Jazeera: Iran has not yet responded to the letter of Vance Nour al-Din al-Dajir, Al Jazeera reporter: A source confirmed that US Vice President J. Dee Vance sent a message to an Iranian official, apparently the secretary of Iran's Supreme National Security Council. According to this source, Iran has not yet responded to this announcement. He also emphasized that the speculations made about the content of this message have no basis and its details may be revealed in the future.