Janet Napolitano: “We have no tolerance for it.”

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…

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.

I think president-elect Biden ought to keep doing exactly what he's been doing. He needs to be consistent and persistent, and just relying on what the scientists tell him is the best thing for the protection of the American people.