I can't actually reach the page, however, there is established legal precedent that explicitly removes immunity from any Federal officer "just doing their job"

I can't actually reach the page, however, there is established legal precedent that explicitly removes immunity from any Federal officer "just doing their job" if what they are actually doing is illegal. This is sometimes called a "Bivens" claim; see http://en.wikipedia.org/wiki/Bivens http://en.wikipedia.org/wiki/Bivens