reporter seth lennon on how the testimony from james comey changed the court. >> reporter: attorney generaleff sessions will appear before lawmakers investigating russian meddling in the 2016 election and answered questions in a public hearing. >> what role did he play, if any, in the comey firing. at that point, he was supposed to be recused from the investigation and have nothing to do with it. >> reporter: sessions was scheduled to testify about the budget tomorrow before a different committee but after realizing most of the questions would be about the fired fbi director and russia, sessions said instead he will testify before the state intelligence committee. >> we want his side of it and the facts out there. >> reporter: sessions recused himself back in march after admitting he had not disclosed two meetings with the russian ambassador in 2016. james comey suggested there might be more to it than that during his testimony last week. >> we were aware of facts i can't discuss in an open setting, that would make his continued engagement in a russian related investigation problematic. >>