"The FBI and the Department of Justice are not and do not investigate movements, " Dettelbach told reporters Tuesday.

CNN: 5 arrested in alleged plot to blow up Cleveland-area bridge

"The defendants stand charged based not upon any words or beliefs they might espouse, but based upon their own plans and actions, " U.S. Attorney Steven Dettelbach said in a statement.

CNN: 5 arrested in alleged plot to blow up Cleveland-area bridge

Dettelbach, U.S. Attorney for the Northern District of Ohio.

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