Reviewing 2013's foreign policy challenges

Aired: 12/25/2013 | 0:17:42 | Clip
In 2013, the U.S. opted to negotiate rather than use force in Syria and Iran, but did these efforts lead to a loss of credibility? Anne-Marie Slaughter of the New America Foundation, international consultant John Negroponte, David Ignatius of The Washington Post and Trudy Rubin of The Philadelphia Inquirer join Judy Woodruff.