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The "Tribute in Light" shines as One World Trade Center rises under construction on the 11th anniversary of the terrorist attacks in lower Manhattan.
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Dennis Swindell kisses the name of his partner Gary Lee Bright inscribed on the South Tower memorial pool wall in New York.
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President Obama and first lady Michelle Obama make a stop at Arlington National Cemetery's Section 60 to mark the 11th anniversary of the 9/11 terrorist attacks.
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A Marine Honor Guard lays a wreath in front of the Wall of Names at the Flight 93 National Memorial Tuesday in Shanksville, Pennsylvania.
Donn Marshall hugging his son, Drake, on Tuesday in Arlington, Virginia. His wife, Shelley Marshall, was killed on September 11, 2001 at the Pentagon.