investigation. laura: it should be noted that the fbi tonight is pushing back hard on this story. a source clarified the agent testified that the fbi routinely uses media materials to corroborate their work product including fisa materials, but never said directly that we utilize fbi leaks for fisas. boy, that was a carefully worded statement. got to parse that one. with partisans using the media too. prosecutors are justify bogus investigations, don t we need to be more careful and ask more questions? i think america needs journalists that we can trust. but as it stands now, we not only have to worry about the objectivity of our news sources, we have to worry about their sources as well. and that is the angle . joining us now with reaction,