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Donald Trump and Ben Carson look on during the CNBC Republican Presidential Debate on October 28, 2015, in Boulder, Colorado.
Donald Trump and Ben Carson look on during the CNBC Republican Presidential Debate on October 28, 2015, in Boulder, Colorado.

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    Trump questions anecdote in Carson's book

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Trump questions anecdote in Carson's book

Donald Trump questioned Carson's anecdote about a time he tried to stab a friend in his youth, saying "belt buckles really pretty much don't stop stabbing."

Trump questions anecdote in Carson's book

Donald Trump questioned Carson's anecdote about a time he tried to stab a friend in his youth, saying "belt buckles really pretty much don't stop stabbing."