Barack Obama: “We express our deepest gratitude for their service to our communities and our Nation.”

People need to “rediscover what’s the story we tell about how we’re going to live together, and see each other, and recognise each other, and disagree, and yet, still care for each other”.

I’m going to insist that we can do better than we’re doing right now.

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.