Solemn memorials are being held in New York, Washington and Pennsylvania to honor the victims of the September 11, 2001 terror attacks.
ວັນຄົບຮອບ 11 ກັນຍາ
![A woman looks out at New York's Lower Manhattan and One World Trade Center from inside the 9/11 Empty Sky memorial at Liberty State Park in Jersey City, New Jersey, September 11, 2013.](https://gdb.voanews.com/2fb66d57-2d80-4e6a-b825-91ba01418235_w1024_q10_s.jpg)
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A woman looks out at New York's Lower Manhattan and One World Trade Center from inside the 9/11 Empty Sky memorial at Liberty State Park in Jersey City, New Jersey, September 11, 2013.
![U.S. President Barack Obama, first lady Michelle Obama, Vice President Joe Biden and Jill Biden (L-R) pause for a moment of silence on the 12th anniversary of the attacks of September 11, 2001, on the South Lawn of the White House in Washington.](https://gdb.voanews.com/987be210-cdf8-437e-ae36-f283bb10a35a_w1024_q10_s.jpg)
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U.S. President Barack Obama, first lady Michelle Obama, Vice President Joe Biden and Jill Biden (L-R) pause for a moment of silence on the 12th anniversary of the attacks of September 11, 2001, on the South Lawn of the White House in Washington.
![People observe a moment of silence honoring the victims of the September 11 attacks outside the World Trade Center site in New York, September 11, 2013.](https://gdb.voanews.com/89d000d2-cccf-4065-a9ca-98903818708e_w1024_q10_s.jpg)
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People observe a moment of silence honoring the victims of the September 11 attacks outside the World Trade Center site in New York, September 11, 2013.
![Two people with shirts commemorating New York City Fire Department firefighter Frankie Esposito sit at the South reflecting pool at the 9/11 Memorial during ceremonies marking the 12th anniversary of the 9/11 attacks on the World Trade Center in New York.](https://gdb.voanews.com/9014fd0e-cee8-4c26-8814-52c425358620_w1024_q10_s.jpg)
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Two people with shirts commemorating New York City Fire Department firefighter Frankie Esposito sit at the South reflecting pool at the 9/11 Memorial during ceremonies marking the 12th anniversary of the 9/11 attacks on the World Trade Center in New York.