McCAIN: My view is you need a physical fence. But we all know that unless physical fences are surveilled, and then people just punch holes in them. And so I saw in Iraq on my visit there that their ability to serveil areas is that we have the technology now. (snip) McCAIN: After the border is secured, then obviously we have to address the issue of the 12 million people who are still in this country illegally. I don't know what ... American public opinion will take. But one of the key elements, as was in our previous legislation, is...