Costa Concordia, Khan Academy, The Innovator - S45.E46 - 60 Minutes
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.
Costa Concordia, Khan Academy, The Innovator - S45.E46 - 60 Minutes
September 1, 2013
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