Barack Obama: “That's how you build a strong, sustainable economy.”

Now the ball’s in your court, Iowa.

Every president here today, as different as we are, has tried our best to uphold the values that John McCain and Mitt Romney believed in no less than I did.

it was nevertheless important that we all play a part in assuring that our elected officials are accountable.

a belief that our military and law enforcement owe allegiance not to any president or political party, but to the people and our constitution … a belief in the peaceful transfer of power