Pulitzer Prize-winning biographer Jon Meacham on the evolution of Abraham Lincoln's moral principles and political leadership -- and what the era of Lincoln can teach us about the state of our democracy today.
Diane and her guests talk about California’s new laws mandating lower greenhouse gas emissions from new cars sold in the Golden State, starting in 2008, and how the stricter standards will affect the auto industry in the rest of the country.
- Jerry Taylor Senior fellow, Cato Institute
- David Hawkins Director of the Natural Resources Defense Council (NRDC) Climate Center
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