The National September 11 Memorial Museum has won accolades for its exhibitions depicting the terrorist attacks and their aftermath, but it also has come under fire for its gift shop, a planned cafe and a recent reception for donors.

Remembering one step at a time. Friday, firefighters from Maryland to New York held their annual stair climb of 110 floors. Alex DeMetrick reports that’s how high firefighters climbed at the World Trade Center on 9/11. It starts with a bell and a name. Three hundred and forty-three New York firefighters were lost in the World Trade Center terror attacks on 9/11. More.

Nicholas and Nancy Brandemarti don't go to work on Sept. 11. Their grandchildren don't go to school. Since 2001, that day is dedicated to the memory of their son, Nicholas W. Brandemarti. The Fordham University grad got his first big post-college job on the 89th floor of the World Trade Center's South Tower, weeks before it was struck by a hijacked plane 13 years ago. More.