ARLINGTON, VA - SEPTEMBER 11: Workers drape an American flag along the wall struck by a hijacked American Airlines Flight 77 during the September 11, 2011 terrorist attacks at the Pentagon September ... more 
ARLINGTON, VA - SEPTEMBER 11: Workers drape an American flag along the wall struck by a hijacked American Airlines Flight 77 during the September 11, 2011 terrorist attacks at the Pentagon September 11, 2011 in Arlington, Virginia. Secretary of Defense Leon E. Panetta and others will attend a memorial service at the Pentagon Memorial for the victims of the September 11, 2001 terrorist attacks on the United States. (Photo by Brendan Smialowski/Getty Images) less 
1 / 31
Getty Images | Photo By Brendan Smialowski / Getty Images
Sun, Sep 11, 2011 8:23 AM EDT