Janet Napolitano: “I wake up in the morning thinking about how to protect this country, and I go to bed at night thinking about how to…”

We do not see that as a barrier to achieving equality.

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

We're getting to the point of diminishing marginal returns. What would really help us is if we could improve the legal migration system so that people come through our ports of entry.

We will learn many lessons from this attack, just as we have from past instances of terrorism and violent extremism.