“It’s clear that he’s refusing to answer any questions that ask him to back up statements he made in the report.”
And that’s unacceptable, since he was told he was free to answer within the “four corners” of the report. It seemed that he is wimping out on even that. (But only when Rats ask questions.)
I think that not answer is also cover for I would have to admit I would have to reveal I know the truth but it will hurt the get trump
Narrative