Inside - Season 5 Episode 3 The Pentagon

National Geographic gives you ''Top Secret'' access to the nerve center of the U.S. Military. From its frenzied construction during the height of World War II to the terrorist attacks of September 11 and the ensuing war on terrorism, get an intimate view of the history and intrigue of the headquarters for the United States Military. Inside the Pentagon is a fascinating, intimate view of the Pentagon's triumphs, defeats, and challenges.