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S45:E46 - Costa Concordia, Khan Academy, The Innovator

Costa Concordia, Khan Academy, The Innovator

S45:E46
2013 IMDb

Lesley Stahl reports on the salvage operation to tow the capsized Costa Concordia passenger ship; Sanjay Gupta interviews Sal Khan, founder of Khan Academy, who discusses his educational philosophy; Lara Logan profiles Twitter creator Jack Dorsey.

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