Larry Summers, Eric Holder, and Doctors Without Borders CEO Avril Benoît, Sunday on "This Week with George Stephanopoulos"

LARRY SUMMERS, ERIC HOLDER, AND DOCTORS WITHOUT BORDERS CEO AVRIL BENOÎT, SUNDAY ON “THIS WEEK WITH GEORGE STEPHANOPOULOS”

Larry Summers

Former Treasury Secretary

Harvard University Professor and President Emeritus

Eric Holder

National Democratic Redistricting Committee Chairman

Former U.S. Attorney General

Avril Benoît

Doctors Without Borders USA CEO

POLITICS PANEL

Chris Christie

(R) Former New Jersey Governor

ABC News Contributor

Donna Brazile

Former DNC Chair

ABC News Contributor

Plus, Martha Raddatz interviews author and historian Garrett Graff about his new book, “The Devil Reached Toward the Sky: An Oral History of the Making and Unleashing of the Atomic Bomb.”