` ` It looks beautiful , '' President Obama says about National September 11 Memorial . Obama signs a steel beam to be placed at the top of the memorial . It is Obama 's fourth visit to the site . Obama also visited with workers representing over 60 labor unions working on the site as he signed one of the final steel beams to be installed as part of the building 's framework at the top of the tower . One World Trade Center is expected to be completed next year or in early 2014 .
` ` It looks beautiful , '' President Obama says about National September 11 Memorial . Obama signs a steel beam to be placed at the top of the memorial . It is Obama 's fourth visit to the site . One World Trade Center is expected to be completed next year or in early 2014 .