Obama at 911 dedication ceremony
Media playback is unsupported on your device

9/11 museum dedication: Key moments

President Barack Obama has joined September 11 survivors and rescuers at the dedication of a memorial museum on the site of the attacks in New York.

The National September 11 Memorial Museum includes thousands of personal items and parts of the World Trade Center towers themselves.

Watch key moments from the ceremony.

  • 15 May 2014
Go to next video: Inside September 11 memorial museum