Nightline Podcast - January 31st, 2012

In tonight’s podcast, the Florida primary turned into a Sunshine State smackdown - Mitt Romney destroyed Newt Gingrich, but the battle is far fr om over. Now Gingrich vows to come back - again. Can Herman Cain help him overcome all the negativity? A losing bid - she weighed in at a jaw-dropping 673 pounds, until the day she decided enough is enough. Juju Chang follows one woman's seven year journey in extreme weight loss. And finally, Life is Good: meet the two brothers with 100 million reasons to think life is great, and a lucrative clothing empire that's all about reasons to feel better - and buy - even when the economy is down.

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