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Released from prison, a group of wrongfully convicted men remake themselves as blues musicians.

Eddie Payton chronicles the life of Sweetness and challenges another high-profile biography of his brother Walter.

Forty years after humans last walked on the moon, two of the men who did it pay a visit to the Adler Planetarium. We hear from the astronauts who made the journey.

Bill Daley hands out poor grades to Illinois' public schools, and outlines his vision for a better future for students.

He correctly predicted the winner in all 50 states in last week's presidential election-- and quickly became an icon for math geeks worldwide. We talk with statistician Nate Silver.