Soon-to-retire Bob Schieffer said Thursday it was important for him to be able to walk away from "Face the Nation" while he could still do the job well.
Schieffer, the 78-year-old chief Washington correspondent of CBS News, announced Wednesday at TCU's Bob Schieffer College of Communication that he'll be leaving the job early this summer. Schieffer, who covered the aftermath of the Kennedy assassination while a young reporter, has been with CBS News...
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