SEN. WHITEHOUSE: Is anonymous election funding a possible avenue for foreign election interference?
BARR: Yes.
Whitehouse notes that even Mueller described it as a "summary" in his letter raising concerns about it.
BARR: I'm not going to abjure the word spying.
Denying any "pejorative" implication, Barr calls it a "good English word."
"It was actually off-the-cuff to tell you the truth," he added