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Scarborough: Cain is another flavor of the week

08:08

Top Talkers: Herman Cain surges to the lead of the GOP '12 field, according to the newest NBC News/Wall Street journal poll. But is Cain's lead here to stay, or is he just another flavor of the week? The Morning Joe panel – including financier Steven Rattner and Mike Barnicle – discusses Cain's shot at the nomination.