ສະຫະລັດທໍາພິທີ ເປັນຂີດໝາຍ ຄົບຮອບ ເຫດການໂຈມຕີ ເມື່ອວັນທີ 11 ກັນຍາ 2001

The World Trade Center Flag is presented as friends and relatives of the victims of the September 11, 2001, terrorist attacks, the National September 11 Memorial at the World Trade Center site in New York, September 11, 2012.

President Barack Obama, first lady Michelle Obama, and members of the White House staff pause during a moment of silence to mark the 11th anniversary of the September 11 attacks on the South Lawn of the White House in Washington.

A woman becomes emotional after reading the name of her father as friends and relatives of the victims of the September 11 attacks gather at a memorial, New York, September 11, 2012.

Friends and relatives of the victims of the September 11 terrorist attacks attend a ceremony marking the 11th anniversary of the attacks, New York, September 11, 2012.

The tower known as 1 World Trade Center, left, the National September 11 Memorial, bottom left, and 4 World Trade Center, right, are bathed in light, New York, September 11, 2012.

Friends and relatives of the victims of the September 11 terrorist attacks gather for a ceremony, New York, September 11, 2012.

Friends and relatives of the victims of the September 11 terrorist attacks attend a ceremony marking the 11th anniversary of the attacks, New York, September 11, 2012.

Some 2,977 American flags representing each person killed in the September 11, 2001 attacks decorate a lawn on the campus of Georgia Tech Institute of Technology, Atlanta, Georgia, September 11, 2012.

Forty luminaria are placed at the wall of names in memory of the 40 passengers and crew of United Flight 93 at the Flight 93 National Memorial at sunset on September 10, 2012 in Shanksville, Pennsylvania.

A boy runs among flags flying at Pepperdine University in honor of the victims of the September 11, 2001 attacks, Malibu, California, September 10, 2012.