Two fresh roses are carefully placed in the engraved names of victims of the 2001 World Trade Center attacks at the edge of the north reflecting pool at the World Trade Center memorial, Wednesday, Nov. 1, 2017, in New York. Since September 11, 2001, the neighborhood around the World Trade Center has been transformed by new construction and washed over by a wave of tourism. But this week's attack has reminded those who live, work, study and visit here of latent fears that this neighborhood would once again find itself in the crosshairs. (AP Photo/Kathy Willens)
Tributes were held around the country for the 10th anniversary of the Sept. 11 terrorist attacks on the U.S.