Iran's Foreign Minister Mohammad Javad Zarif on possible nuclear deal pullout

Margaret Brennan sat down with Iran's top diplomat for an interview to air Sunday on "Face the Nation"

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"Face the Nation" is America's premier Sunday morning public affairs program. The broadcast is one of the longest-running news programs in the history of television, having debuted November 7, 1954 on CBS. Every Sunday, "Face the Nation" moderator and CBS News senior foreign affairs correspondent Margaret Brennan welcomes leaders, newsmakers, and experts to a lively round table discussion of current events and the latest news.