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 | according to HISTORY.com, Cite On September 11, 2001, 19 militants associated with the Islamic extremist group al-Qaeda hijacked four airliners and carried out suicide attacks against targets in the United States. | |
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| This mass fatality incident was manmade, cuasing 2,753 to be killed At the World Trade Center (WTC) site in Lower Manhattan, according to CNN. | |
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| according to CDC.gov, one of the many methods used to identify decedents was dental radiogrphs. | |
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