Janet Napolitano: “For terrorists, travel documents are as important as weapons.”

Well, I think we all ought to be quite concerned. Because as we have seen develop over time, and particularly during the last few years, words are quickly being turned over into actual violent actions.

When you build a 12-foot wall, they will find a 14-foot ladder, or they will tunnel under it, or they will find other ways to get around, if we don't have a comprehensive system of identifying who is valid to be in this country and who…

I think we are seeing today a tremendous betrayal of that promise, and of the people who rely on those programs.

We aspire to be the gold standard, but we know we have more work to do.