Former Chief of Staff to President Barack Obama, Bill Daley, left, and US politician Newt Gingrich, center, discussion the US presidential election during the 9th Yalta Annual Meeting entitled 'Ukraine and the World: Addressing Tomorrow s Challenges Together', organized by the Yalta European Strategy (YES) in partnership with the Victor Pinchuk Foundation at the Livadia Palace in Yalta, Ukraine, Friday, Sept. 14, 2012. More than 200 leaders from politics, business and society representing more than 20 countries will discuss major global challenges and their impact on Europe, Ukraine and the world.