Nightline Podcast - January 17th, 2012

In tonight’s podcast, shocking new audio tapes reveal the captain of the crippled Italian cruise liner may have jumped ship while hundreds of passengers were still scrambling to safety; the doctor responsible for extending the lives of ill celebrities like Steve Jobs thinks he has a plan that could save yours, too; and golden at 90: her bawdy humor hasn't aged a bit, but Betty White just had a big birthday and Vicki Mabrey tries to keep with her out on the town.

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