Visitors gather at the boulder that marks the site of the crash of Flight 93 in Shanksville, Pa. Saturday Sept. 10, 2011 following the dedication of phase 1 of the permanent Flight 93 National ... more 
Visitors gather at the boulder that marks the site of the crash of Flight 93 in Shanksville, Pa. Saturday Sept. 10, 2011 following the dedication of phase 1 of the permanent Flight 93 National Memorial. (AP Photo/Gene J. Puskar) less 
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Associated Press | Photo By Gene J. Puskar
Sat, Sep 10, 2011 3:59 PM EDT