Hilary Clinton at last week's Clinton Global Initiative forum in in New York City. /PA Photos/Landov hide caption

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Reporters watch the final minutes of the presidential debate between President Obama and Republican presidential nominee Mitt Romney last October in Denver. Doug Pensinger/Getty Images hide caption

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During the 2012 campaign cycle, CNN was among several news networks that hosted Republican debates. Now, the GOP says it doesn't want to be on either that network or NBC. Joe Raedle/Getty Images hide caption

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Broadcaster Lou Dobbs, who is joining Fox Business Network. Karen Bleier/AFP/Getty Images hide caption

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NPR's David Folkenflik on Lou Dobbs joining Fox Business
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