Pat Buchanan did not say Felt was a traitor. However, Stahl pointed out how Felt thought those in the Nixon White House "were like Nazis...and she seems alright with that.
In fact later, Lauer brought up the NBC interview with Pat Buchanan and Chuck Colson, which only made the Woodstein duo feisty:
"On this program yesterday, Pat Buchanan and Chuck Colson, a couple of the President's men, teed off on Mark Felt, saying he's not a patriot, he's a traitor. They said he should have gone to a grand jury or resigned. And in closing, Pat Buchanan said the following, he said, 'Woodward and Bernstein were stenographers in the end,' meaning that you simply wrote what Mark Felt wanted you to write."
(In fact, neither Buchanan or Colson used the term "traitor" during their June 1 Today appearance.