"Google will not comment on its relations with specific Web sites. But a person briefed on its interactions with Vote-USA.org said Google had found additional duplication, like Michigan candidates showing up on the Iowa Web site. The person also said that hardly any other Web sites linked to Vote-USA.org, one of the most important elements in the algorithm.
Early last year, operators of small local news sites nationwide found that their number of readers had plummeted. Why? Their Web sites had disappeared from Google News, which in many cases was their No. 1 source of traffic.
Their owners wrote e-mail messages to Google and scoured online forums, to no avail."