David Letterman vaulted himself into the headlines this week by mocking John McCain for canceling an appearance on his show only to show up on the CBS "Evening News" with Katie Couric. And in a classic stunt, Letterman showed the internal CBS News feed on his show to demonstrate McCain's hypocrisy.
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The New York Post's Don Kaplan reports that trick didn't go over so well with CBS News executives:
Asked if CBS officials had a problem with...
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