Revisiting 9/11: Unpublished Photos by James Nachtwey (TIME LightBox)

James Nachtwey happened to be in New York the morning of 9/11 and made his way to Ground Zero. Ten years ago, healing TIME published Nachtwey’s extraordinary pictures from the day, but he had not revisited those 27 rolls of film since.

Read more: James Nachtwey’s 9/11 Photographs – LightBox