The information, so far mentioned only glancingly and in footnotes of a Justice Department report, could provide the Senate Judiciary Committee with the most powerful evidence yet to confront witnesses about why the bureau concealed the political origins of Steele's work from the FISA court.

"So far the bureau is slow-walking this stuff," a source familiar with senators' frustrations told Just the News. "We need to see these sort of documents before we question key witnesses."

Notes and emails that have been kept so far from Senate investigators show the FBI knew from its earliest interactions with Christopher Steele in July 2016 that his Russia research project on Donald Trump was connected to Hillary Clinton and the Democratic Party.

The information, so far mentioned only glancingly and in footnotes of a Justice Department report, could provide the Senate Judiciary Committee with the most powerful evidence yet to confront witnesses about why the bureau concealed the political origins of Steele's work from the FISA court.

"So far the bureau is slow-walking this stuff," a source familiar with senators' frustrations told Just the News. "We need to see these sort of documents before we question key witnesses."