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, smoke rising from World Trade Center, WTC
7 / 20
US Coast Guard

At 9:59 a.m., the South Tower of the World Trade Center collapsed, leaving a billowing cloud of toxic smoke and debris in its wake as seen in this photo taken by the U.S. Coast Guard.

Upload Photos / Videos