Remembering History: Graphics and images are © Reuters and Space Imaging. Click on the graphics for a larger image. On September 11, 2001 terrorists attack the World Trade Center towers in New York City.

Graphics and images are © Reuters and Space Imaging. Click on the graphics for a larger image. On September 11, 2001 terrorists attack the World Trade Center towers in New York City.

Graphics and images are © Reuters and Space Imaging. Click on the graphics for a larger image. On September 11, 2001 terrorists attack the World Trade Center towers in New York City.