Transcript for 'No evidence' FBI or other agencies put spy in Trump campaign: Democrats

The white house ordering the FBI and the justice department to open their classified records to members of congress, but Democrats are raising concerns that white house officials were in those meetings. ABC's chief justice correspondent Pierre Homs has more. Congressman, was there a spy? Reporter: Today, congressional leaders and senior members of the white house staff heading to the justice department for a classified briefing after president trump's unsubstantiated claim that the Obama administration planted a spy in his 2016 campaign. We now call it spygate. Reporter: He says it's "Starting to look like one of the biggest political scandals in U.S. History." But has provided no proof whatsoever. The president's accusations triggered by a "New York Times" report that an FBI informant questioned two trump campaign advisers about their contacts with Russian operatives. The use of such informants is routine, and "The times" never mentioned anything about a spy inside the campaign. Still, the president ordered justice department officials to brief Republicans in congress. What I'm doing is a service to this country. Reporter: When the unusual briefings ended, Republicans disappeared, not saying a word. But from Democrats, this blunt assessment. Nothing we heard today has changed our view that there is no evidence to support any allegation that the FBI or any intelligence agency placed a spy in the trump campaign. And Pierre Thomas joins us now from the justice department. And Pierre, some Democrats were very surprised to see white house chief of staff John Kelly at the meetings, along with the new white house lawyer handling the Russia investigation? Reporter: That's right, Tom. Democrats say it was a sign that the white house was attempting to snoop on the Mueller probe. Tom? Pierre Thomas for us. Pierre, thank you. And there's still much more ahead on "World news tonight" this Thursday. The school bus driver charged. The 77-year-old who prosecutors

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