Brian Williams Bites His Tongue

"I think you get one of those a career in my line of work," he said. "[Walter] Cronkite chose to use his chit on the Vietnam War that he witnessed. But I think you only get one."

--Brian Williams, talking with the Chicago Tribune's Phil Rosenthal, sharing his views about whether network news anchors should branch out into opinion. Williams is reportedly interested in having Keith Olbermann do occasional essays on "The NBC Nightly News."