Jon Batiste and Stay Human give a performance of "Express Yourself" from their album "Social Music."
Stephen struggles to report the news after a week marked by horrible events around the globe.
Jon Batiste talks about his album "Social Music" and provokes Stephen into demonstrating his improvisation skills.
Sarah Palin announces the launch of her own TV channel as part of a continuing quest to remind America of her existence.
Stephen signs off and revels in the street party with Jon Batiste and Stay Human.
ABC News correspondent Dan Harris describes how an on-air panic attack led him to discover meditation as a means of reducing stress and focusing on the present.
The New York Times's Mark Mazzetti discusses "The Way of the Knife," his book detailing the CIA's expansive secret military campaigns since 9/11.
Former U.S. Ambassador Michael McFaul discusses Vladimir Putin and the challenge of rebuilding a working relationship with Russia.
"A Window On Eternity" author Edward O. Wilson explains why he chose to study ants and describes the uniquely rich biodiversity of Mozambique's Gorongosa National Park.
According to statistician Nate Silver, Darth Vader polls higher than all potential 2016 presidential candidates.
Errol Morris shares insights from "The Unknown Known," his documentary about Donald Rumsfeld and his role in the Iraq War.
A Senate report finds that the CIA misled the public about the effectiveness of enhanced interrogation techniques.
George Saunders chats about the often-overlooked power of kindness and his book, "Congratulations, by the Way."
President Obama commemorates Equal Pay Day in a move that critics dismiss as a political stunt.
Filmmaker Ken Burns discusses his documentary "The Address" and expands on the historical significance of Lincoln's Gettysburg Address.
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