"There are multiple people being paid by Fox News to essentially run for office as Republican candidates. If you count not just their hosts but their contributors, you're looking at a significant portion of the entire Republican lineup of potential contenders for 2012. They can do that because there's no rule against that at Fox. Their network is run as a political operation. Ours isn't. Yeah, Keith's a liberal, and so am I. But we're not a political operation -- Fox is. We're a news operation. The rules around here are part of how you know that," - Rachel Maddow.

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