Why Bill and Melinda Gates put 20,000 students through college

Now universities around the country are forming a new, color-blind, Affirmative Action, aiming to close the gap between rich and poor. Scott Pelley reports.

Why Bill and Melinda Gates put 20,000 students through college
Now universities around the country are forming a new, color-blind, Affirmative Action, aiming to close the gap between rich and poor. Scott Pelley reports.