WALTER ISAACSON: We'd put it on the air and by nature of a 24 hour TV network, it was replaying over and over again. So, you would get phone calls. You would get advertisers. You would get the Administration.
BILL MOYERS: You said pressure from advertisers?
WALTER ISAACSON: Not direct pressure from advertisers, but big people in corporations were calling up and saying, 'You're being anti-American here.'
So, "big people in corporations" get to call up CNN and tell them what they should be doing with their news coverage.