Barack Obama: “I want to thank Mark Sullivan for nearly 30 years of service to our Nation at the United States Secret Service.”

It's a way to honor her trailblazing leadership, and inspire visitors to follow in her footsteps.

Now the ball’s in your court, Iowa.

No one was more skilled at bringing people together and getting legislation passed.

We’ve now fought a war, spent billions and billions of dollars, you know, put enormous strain on our military. A lot of people have died. And it feels like we’re back where we were before we started the war, except maybe a little bit worse…