The Head of the United Nations nuclear watchdog agency arrived in Tehran on Monday for high-level talks. Iranian officials met the International Atomic Energy Agency's Director-General, Yukiya Amano, at the airport Monday at the start of his one-day visit, CNN reported. While in Tehran, Amano will hold talks with the head of the Atomic Energy Organization of Iran, Abbassi Davani; the secretary-general of the Supreme National Security Council of Iran, Saeed Jalili; and Foreign Minister Ali-Akbar Salehi.