 "I'd say what she has is far more explosive than the Pentagon Papers", Ellsberg told Friedman.In a speech on March 30, 2008 in San Francisco's Unitarian Universalist church, Ellsberg observed that House Speaker Nancy Pelosi does not have the authority to declare impeachment "off the table," as she had done with respect to George W. Bush.The oath of office taken by members of congress requires them to "defend the Constitution of the United States against all enemies, foreign and domestic".