The point of the story was that she realized that she was treating white and black differently, albeit not in a deliberate, conscious way, and that she realized that self-tendency to do so, and made a conscious effort to make sure that she stopped doing that.
She was a racist... in 1985.
(if you listen to the whole story, not just what you were spoon fed by a gleeful Fox News, the incident she was referring to took place in 1985, as Ms. Maddow pointed out, the year was directly determinable because she named a specific farm overhaul bill passed that year as part of the story)