"Landmark" or "Fraud"?

Media outlets from NBC to Mother Jones have called the Paris climate change deal “landmark” and “historic.” Obama declared it “a turning point for the world.” But many climate change activists and scientists decry the deal as woefully insufficient. Brooke talks to Andrew Revkin, who has been reporting on climate change for more than three decades and writes the New York Times blog Dot Earth, and Jonathan Katz, who covered the talks in Paris for the New Republic, in an attempt to find some clarity amidst all the conflicting commentary.