CRISPR – Can a discovery that has already restored sight in genetically bind mice do the same for humans? Could this be used one day to edit out hereditary illnesses, like heart disease, from an embryo?  Bill Whitaker reports on a new gene-editing tool that’s revolutionizing biomedicine. Nichole Marks is the producer.

CLOSING THE GAP – A new kind of affirmative action that helps low-income people to get college degrees aims to close the gap between rich and poor. Bill and Melinda Gates helped launch the movement with a scholarship program that has sent 20,000 low-income students to college. Scott Pelley reports. Denise Schrier Cetta is the producer. 

SEAWEED – It’s nutritious, it keeps the ocean healthy and it’s good for the environment. There’s very little not to like about seaweed, a commodity that offers healthy solutions to some of the Earth’s most vexing problems. Lesley Stahl reports on a new type of farming.  Shari Finkelstein is the producer.

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