Barack Obama: “I'm proud to announce key members of my national security team.”

If I had a blame pie for why politics is so polarised and why we're seeing a rise of populism in many places, it's because of that information that is going into our brains every day.

Please join me in supporting Sherrod Brown. He’ll always fight for Ohio.

It is a decision about how do we face and embrace this finite amount of time we have on the planet.

A drift towards extremism was "not inevitable