Robert O. Work, deputy secretary of defense, joins James E. Sciutto, chief national security correspondent at CNN, to discuss Department of Defense policy toward the Asia-Pacific region.

One hundred years ago this month, the United States declared war on Germany and thereby entered World War I. Experts discuss why the United States entered "the Great War," the consequences it had for…

Bob Kaiser and Norm Ornstein explore the roots of the recent government shutdown, the consequences for U.S. foreign policy, and ways to adjust the political process to improve upon the current system.

Robert G. Kaiser and Norman J. Ornstein explore the roots of the recent government shutdown, the consequences for U.S. foreign policy, and ways to adjust the political process to improve upon the cur…

Deputy Secretary of Defense Robert O. Work joins James E. Sciutto, chief national security correspondent at CNN, to discuss Department of Defense policy toward the Asia-Pacific region.