Sunday on ‘This Week’: Donald Trump and Sen. Bernie Sanders

— -- Sunday, presidential candidates Donald Trump and Sen. Bernie Sanders come to “This Week.”

Then, Sec. of Defense Ash Carter discusses the latest in the war against ISIS in Syria.

Plus, Rep. Peter King and Rep. Adam Schiff examine the mystery over the Metrojet airliner crash.

And historian Jon Meacham discusses “Destiny and Power,” his new biography of President George H. W. Bush.

Then, the Powerhouse Roundtable debates the week in politics, with National Review editor Rich Lowry, ABC News contributor and Democratic strategist Donna Brazile, founder of and chairman of Purple Strategies, Alex Castellanos, and Maggie Haberman, presidential campaign correspondent for The New York Times and CNN contributor.

See the whole political picture, Sunday on “This Week.”

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