Barack Obama: “I have determined, based upon your recommendation, that the Keystone XL pipeline project would not serve the national…”

A drift towards extremism was "not inevitable

I think when we act on that basis, it doesn't always work out, but over time things do get better.

The fact that any president, or any administration, is willing to engage in such transparent efforts to intimidate someone should outrage all Americans, regardless of how they feel about Congresswoman Omar’s political views.

It is a basic principle of American democracy that the government can’t selectively target individuals simply because of their political beliefs or what they say.