Obama is speaking at the dedication in New York for the National September 11 Memorial Museum. He says this museum tells the story of 9/11 so that future generations will never forget.
Obama says it's a moment to reflect on the true spirit of 9/11 and enshrine it forever in the nation's heart. He says that spirit encompasses love, compassion and sacrifice.
Obama is praising the men and women who helped save lives in the attack, including those who gave their lives in the effort.
He says the deceased live on in us and in their friends and families.