Two people embrace while gathered on the plaza of the National September 11 Memorial to watch the telecast of the dedication ceremony at the National September 11 Memorial Museum in New York on Thursday. (AP Photo/Justin Lane, Pool)
This Sept. 12, 2001, edition of the Akron Beacon Journal is part of a display of front pages from across the nation at the National September 11 Memorial Museum.
Recovery workers Manny Rodriguez, Pia Hofmann, Det. Anthony Favara and Lt. Stephen Butler speak beside the symbolic World Trade Center final beam, during the dedication ceremony in Foundation Hall, of the National September 11 Memorial Museum, in New York, Thursday. (AP Photo/Richard Drew, Pool)
President Barack Obama, first lady Michelle Obama, former New York City Mayor Michael Bloomberg, former Secretary of State Hillary Rodham Clinton, former President Bill Clinton, and Diana Taylor, tour the Memorial Hall at the National September 11 Memorial Museum, Thursday in New York. (AP Photo/Carolyn Kaster)
People try to look through the windows of the National September 11 Memorial Museum during the museum's dedication in New York, on Thursday. (AP Photo/Justin Lane, Pool)