http://dailycaller.com/2017/11/09/russian-lawyer-took-fusion-gps-report-into-trump-tower-meeting/
...Simpson told the Senate Judiciary Committee in August that he did not know about the Trump Tower meeting until this July, when it was reported by The New York Times...
...Veselnitskaya met before and after the Trump Tower conclave with Glenn Simpson, a former Wall Street Journal reporter and founding partner of Fusion. Simpson was in charge of both the dossier project and the opposition research on Browder. He attended a Manhattan court hearing with Veselnitskaya prior to her visit to the Trump building...
So Simpson flat out lied to the Senate Judiciary committee.