Hassan Rouhani is a moderate cleric who has been making friendly gestures toward the U.S. since he was elected president.
Today, Rouhani will speak to the U.N. General Assembly in New York, and his supporters hope he will take advantage of the opportunity to change the world's perception of Iran.
The BBC's James Reynolds reports.
- James Reynolds, reporter for the BBC. He tweets @JamesEReynolds.
This segment aired on September 24, 2013.