The following is a transcript of Robin Roberts' exclusive interview with President Barack Obama, on his opening day as the nation's first black president.
ROBIN ROBERTS: "Mr. President." Sound good, doesn't it.
PRESIDENT BARACK OBAMA: It's got a certain ring to it.
ROBERTS: It was beautiful, watching you dance with your wife, just one of the highlights of this long day. When you walked out and you saw the sea of humanity all the way back to Lincoln, what are you going to remember...Full Story