“He’s not a maverick in uppercase or lowercase. He’s got a brand on him, and it’s a red ‘R’ for Republican. That's hitting the nail on the head.
The reader comments are better than the article. This one is hilarious by skeletor1 ... "Mccain is about as much as a maverick as I am a plumber just because I use a plunger on my john once in a blue moon."