Juliette Kayyem: “There has to be just a basic duty to intervene.”

This is not only a school, it's also a religious school. These should be safe places, and we need to honestly get our act together as a country if we keep doing this.

They are domestic terrorists, and their leader or the person they view as their leader, Donald Trump, are now not just disbanded, they can't grow.

What makes America safer? ... our capacity to integrate with an open heart.

What we need to do is police and target our resources so that we stop people from entering illegally or if they present themselves at a border crossing, ensure they never make it in if they are in fact a terror threat.