http://www.azcentral.com/story/news/arizona/politics/2015/09/04/john-mccain-iran-isis/71713906/
I will NEVER forget those campaign ads IN ARIZONA in 2010 of McCain snarling that if elected, he would build the danged fence.
What he says in Arizona anywhere near an election and what is the reality are two entirely different things.
https://www.youtube.com/watch?v=r0lwusMxiHc
Maybe he sees the handwriting on the wall.