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The documentary "9/11: One Day in America" will air on National Geographic in honor of the 20th anniversary of the event.

Ten years after 9/11, see iconic images of the tragedy as chosen by National Geographic photo editors. Warning: graphic content.

The documentary series was developed by 72 Films with National Geographic, and made in partnership with the 9/11 Memorial & Museum in New York.

Former President George W. Bush will reveal his exclusive first-person insight into the terrorist attacks of 9/11 on the National Geographic Channel’s ‘George W. Bush: the 9/11 interview,’ a ...