Coming Up on 'This Week': Secretary of State John Kerry

J. Scott Applewhite/AP Photo

As hotspots flare across the globe, from North Korea to Iran to Syria, ABC News Chief Global Affairs Correspondent Martha Raddatz travels to Vietnam with Secretary of State John Kerry, only on "This Week" Sunday.

And ABC News Chief White House Correspondent Jonathan Karl and our powerhouse roundtable tackles the GOP civil war over the budget and all the week's politics, with ABC News' Cokie Roberts, former House speaker and CNN "Crossfire" co-host Newt Gingrich, University of California, Berkeley professor and former Clinton Labor secretary Robert Reich, and Republican strategist and CNN contributor Ana Navarro.

Plus, New York Times investigative reporter Andrea Elliott discusses "Invisible Child," her compelling five-part portrait of Dasani, one of New York City's 22,000 homeless children.

See the whole political picture, Sunday on "This Week."

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