Read it right from the horse's ass mouth:
"My comments this past Sunday were directed at the media and were not racially motivated. I offered an opinion. This opinion has caused discomfort to the crew, which I regret.
"I love NFL Sunday Countdown and do not want to be a distraction to the great work done by all who work on it.
"Therefore, I have decided to resign. I appreciate the opportunity to be a part of the show and wish all the best to those who make it happen."
For those keeping score at home:
Donovan McNabb: 7
Rush Limbaugh: 0