Juliette Kayyem: “The lie leads to the violence, you can't deny it anymore.”

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.

I refuse to believe that there aren't moments in Nikolas Cruz's last three or four months where people aren't beginning to recognize something very bad is about to happen.

there has to be just a basic duty to intervene.

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.