Fault Lines preview: why the rich don't talk

Presenter Zeina Awad describes the challenge of interviewing subjects on the topic of their personal wealth in this video extra from the upcoming episode of Al Jazeera Fault Lines. "We knocked on so many doors...and no one would talk to us." The new episode of Fault Lines, "The Top 1%," first airs on Al Jazeera English August 1, 2011 at 2230 GMT.