People take turns posing for photographs with a life-sized cardboard image of President Barack Obama on the steps of the Lincoln Memorial after the 'Let Freedom Ring Commemoration and Call to Action' honoring the 50th anniversary of the historic March on Washington for Jobs and Freedom on the National Mall August 28, 2013 in Washington, DC. The 1963 landmark civil rights event was where Dr. Martin Luther King Jr. delivered his famous speech, saying, 'I still have a dream. It is a dream deeply rooted in the American dream. I have a dream that one day this nation will rise up and live out the true meaning of its creed: 'We hold these truths to be self-evident: that all men are created equal.' I have a dream...'