U.S. and Iran's first direct talks since 1979

It has been a historic week at the United Nations General Assembly that ended in a significant first step today: A meeting between Secretary of State John Kerry and Iranian Foreign Minister Mohammed Javad Zarif. It is the highest level meeting between the two countries since the Iranian revolution in 1979. Many people are hopeful that it could spur some movement towards a diplomatic solution on the issue of Iranian nuclear power. CNN's Jim Sciutto reports.