US Vice President J. Dee Vance sent a letter to Moussan Razai, the secretary of Iran's Supreme National Security Council, in an attempt to revive peace negotiations between Washington and Tehran, amid reports that the White House sees him as the best chance to reach an agreement, according to the Washington Post. Who is Razai, who previously led the Iranian Revolutionary Guards for many years?

US Vice President J. Dee Vance sent a letter to Moussan Razai, the secretary of Iran's Supreme National Security Council, in an attempt to revive peace negotiations between Washington and Tehran, amid reports that the White House sees him as the best chance to reach an agreement, according to the Washington Post. Who is Razai, who previously led the Iranian Revolutionary Guards for many years?