Jourgensen: Unanswered questions

Destroyed mullions, the vertical struts which once faced the soaring outer walls of the World Trade Center towers, are examined by emergency workers, after a terrorist attack on the twin towers of lower Manhattan Tuesday, Sept. 11, 2001. In an unprecedented show of terrorist horror, the 110-story towers collapsed in a shower of rubble and dust after two hijacked airliners carrying scores of passengers slammed into the sides of the twin symbols of American capitalism. (AP Photo/Mark Lennihan)
I invite you to think about that question for a few seconds and let me know if you can come up with a definitive answer.  What did the trained suicide…

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