If McCain has paid to use the song (not all bands hold the rights) then really what are they going on about, this smacks as a commercial decision for the artists.Did anyone even know jackson Browne was still kicking around even?
celebs do have the right to their own political opinions , but you have to wonder when is it them stating a choice (maybe an interview) and a political propoganda machine ( anyone want to throw a few million my way?