Sunday on 'This Week': Mike Pompeo, Gen. James Mattis, Tribute to Cokie Roberts

“This Week” Co-Anchor Martha Raddatz sits down with Secretary of State Mike Pompeo and former Secretary of Defense Gen. James Mattis, Sunday on “This Week.”

Plus, former “This Week” Co-Anchor Sam Donaldson and longtime ABC News contributor George Will honor the life and legacy of Cokie Roberts.

And the Powerhouse Roundtable discusses all the week’s politics and remembers Cokie Roberts, with ABC News Correspondent Karen Travers, Fox News Contributor and former DNC Chair Donna Brazile, NPR National Political Correspondent and Fox News Contributor Mara Liasson, and Washington Post Political Columnist Karen Tumulty.

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