Iran, Stuxnet and International Diplomacy

The US and Israel now say Iran is not as far along in developing nuclear technology as they thought just a few months ago. Hillary Rodham Clinton says that's due to international sanctions. The outgoing chief of Israeli intelligence cites what he calls "technical setbacks." The New York Times is more specific, pointing to the Stuxnet computer virus, tested at Israel's Dimona nuclear complex with assistance from the United States.

Segment image: Iran begins to fuel its first nuclear power station on August 21, 2010 in Bushehr. Photo: IIPA via Getty Images