Despite frequent tensions between their countries, leaders in China and the United States realize that the two nations’ fates are intertwined, especially in economic matters. Kenneth Lieberthal, director of the John L. Thornton China Center at Brookings, discusses the complicated relationship between the two global powers, and explains some of the economic and political interdependencies they face. He also addresses China’s approach to Iran’s development of nuclear capabilities and its reluctant agreement to pass a UN sanctions resolution.
I think it's unusual for the chief of staff to go on a trip, particularly on a trip this long. The chief of staff is usually more of a chief operating officer in the White House itself, and normally when your principal—whether it's the president himself or the head of Cabinet agency—goes abroad, you have his deputy and those folks staying behind to help manage operations in his absence.