9/11 INSIDE THE PENTAGON | Official Trailer | PBS

http://www.pbs.org/program/911-inside-pentagon/
Premieres Tuesday, September 6 at 8/7c.
Marking the 15th anniversary of the September 11, 2001, terrorist attacks on the U.S., this program tells the rarely told stories of the attack that took place at the headquarters of the U.S. Department of Defense, in which 184 people died.
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