Iran, the Sanctions and the Bomb

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The prospect for a military strike against Iran's nuclear program is now part of the presidential campaign. The candidates disagree about where to draw the "red line." But Iran's economy is in serious trouble, partly due to economic sanctions. Will that alter the nuclear program?  What do we really know about Iran's capacity or its intentions? Also, with a month to go, Romney looks to have momentum, and how apps, iPods and smart phones are revolutionizing modern medicine.

Banner image: A customer changes Iraqi dinars to Iranian rials at a money changer in Baghdad, October 4, 2012. The Iranian rial has lost nearly two-thirds of its value to the US dollar over the last year. Photo by Thaier al-Sudani/Reuters