Shannon and Lauren Gullickson scratch the name of their uncle, Firefighter Joe Gullickson, on paper as friends and relatives of the victims of the Sept. 11 terrorist attacks on the World Trade Center attend a ceremony marking the 11th anniversary of the attacks at the National Sept. 11 Memorial at the World Trade Center site. (AP Photo/The Daily News, Todd Maisel, Pool)

Photo by: Todd Maisel

Shannon and Lauren Gullickson scratch the name of their uncle, Firefighter Joe Gullickson, on paper as friends and relatives of the victims of the Sept. 11 terrorist attacks on the World Trade Center attend a ceremony marking the 11th anniversary of the attacks at the National Sept. 11 Memorial at the World Trade Center site. (AP Photo/The Daily News, Todd Maisel, Pool)