John McCain, Arizona Senator(R), said the Supreme Court got it wrong in Citizens United, the court case that paved the way for super PACs. He called the decision “the most misguided, naive, uninformed, egregious decision of the United States Supreme Court, I think, in the 21st century.”
http://www.huffingtonpost.com/2012/06/15/john-mccain-mitt-romney-super-pac_n_1601110.html