Former Trump campaign manager Corey Lewandowski testifying about the report by Special Counsel Robert Mueller before the House Judiciary Committee at the hearing on Tuesday. The White House directed former officials Rob Porter and Rick Dearborn to defy subpoenas from the committee to appear at the committee's first formal hearing on impeachment proceedings against the president. Watch live on CBSN: https://www.cbsnews.com/news/white-ho...

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