Janet Napolitano: “Climate change was one of the ``greatest challenges of our time.''”

The importance of this hearing and the importance of the support shown in the Senate for this legislation cannot be overstated.

We have no tolerance for it.

I am in favor of creating an effective guest worker program to regain true control of the United States-Mexican border.

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