Trust concerns delay substantive talk about Iran in Geneva
Clip: 11/20/2013 | 4m 58s
World powers gathered in Geneva for the third round of intensive negotiations over Iran's nuclear program. The first day of renewed talks featured some positive interactions as well as a few "sour notes." Margaret Warner joins Judy Woodruff to discuss what factors are affecting the start of substantive discussion.
Aired: 11/20/13
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