People are starting to really despise what this administration is doing, and when they see the networks supporting it and ignoring the truth, they just stop watching.
7,620,000 NBC
6,990,000 ABC
5,210,000 CBS
2,383,000 (Fox)
It would take 9 quarters of losses of 333k a quarter before Fox news would surpass CBS. So somewhere around October of 2012.