Unforgettable images from 9/11

Published On: Sep 10 2013 01:19:57 PM CDT   Updated On: Sep 11 2014 01:00:00 AM CDT

Look back at some of the many unforgettable images from the day America was attacked on 9/11.

9-11 - People Waving
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Jeff Christensen/Reuters

People look out of the burning North Tower of the World Trade Center. Shortly after this photo was taken, the tower collapsed.

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