The Pentagon through time

Published On: Aug 24 2011 09:50:38 AM CDT   Updated On: Sep 10 2013 01:27:54 PM CDT
The Pentagon through time

Finished in 1943, the Pentagon is a symbol of U.S. military might. It's also one of the places attacked on 9/11.

Pentagon Slideshow: Pentagon Construction 2
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U.S. Army Corps of Engineers

The plane that crashed into the Pentagon penetrated the building's outer three rings, killing 125 people in the building and 89 people on the plane, including the five hijackers.

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