Did the Gulf nations summit fall short of U.S. hopes?

Aired: 5/14/2015 | 0:05:59 | Clip
Before leaders from the Persian Gulf arrived for a summit at Camp David, tensions with the United States were clear. President Obama tried to provide reassurance, discussing the pursuit of a nuclear deal with Iran, the fight against the Islamic State and Syria's civil war. Judy Woodruff talks to chief foreign affairs correspondent Margaret Warner, reporting from Camp David.