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Nikki Haley

U.S. Ambassador to the United Nations

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SUNDAY EXCLUSIVE

Sen. Lindsey Graham (R-S.C.)

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SUNDAY EXCLUSIVE

Sen. Bernie Sanders (I-Vt.)

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SUNDAY EXCLUSIVE

Sen. Tim Kaine (D-Va.)

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ROUNDTABLE

David Brooks

Columnist, The New York Times

Helene Cooper

Pentagon Correspondent, The New York Times

Danielle Pletka

SVP, Foreign and Defense Policy Studies at the American Enterprise Institute

Rich Lowry

Editor, National Review

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