Just a couple of reasons to be disgusted with what's happened (mainly) during the last administration.
http://kristof.blogs.nytimes.com/
http://query.nytimes.com/gst/fullpage.html?res=9A03EFDC1031F936A35755C0A9629C8B63&scp=1&sq=kristof+sean+baker&st=nyt
http://en.wikipedia.org/wiki/Extraordinary_rendition_by_the_United_States