'American Exceptionalism:' Myth or Reality?

It's a standard theme for almost every US politician, certainly for those running for President. Even if we believe it in our hearts, is "American Exceptionalism" a realistic guide to formulating policy? Also, Also, President Obama says all US troops in Iraq will home by Christmas, and Moammar Gadhafi's body is still on display as the UN human rights office tries to determine if he was executed or killed by crossfire between contending forces.

Banner image: Ethan Miller/Getty Images