&gt;  it&#x27;s news feed algorithm to promote one candidate ... would be its prerogative under the First Amendment<p>As long such practices are declared.<p>People tend to look at &quot;what&#x27;s trending&quot; in an effort to optimize&#x2F;manipulate their content so that users would &quot;trend&quot; on it.  The fact that FB was artificially eliminating stories gave false results to observers.<p>Another way of looking at this is if Nielson were to lower the rankings of shows it disagrees with and affecting the duration of those shows.