Nightline Podcast - February 28, 2012

In tonight’s episode, ABC’s Juju Chang checks out a new trend in modern-weight loss that takes principles from early humanity.  In pursuit of a smaller waist and a longer life, dieters end bouts of fasting with large feasts. Pope emeritus Benedict XVI said farewell to the faithful in Vatican City as Cardinals convene to choose the next leader of the Holy See.  And though the Great White shark is seen as the king of the sea, it has an even fiercer and deadlier enemy.

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