Of course, the election drove much of the year over the year to year October declines for CNN's Anderson Cooper's AC 360, but the show has yet to find a ratings floor in 2009, and October was its lowest month of the year for both the cable news target adults 25-54 demo and average viewership.
Do note his Michael Jackson death "bump" in the summer. All those folks that tuned in subsequently just went elsewhere.
Nielsen TV Ratings: ©2009 The Nielsen Company. All Rights Reserved.