The 9/11 Memorial & Museum announced Tuesday it would add a seventh moment of silence during the 25th commemoration ceremony to honor those who have died of illnesses related to their time at or near the World Trade Center site.
For the past 24 years there have been six moments of silence, to mark the times when planes struck in New York, Washington and Pennsylvania, and when towers fell, followed by six tolls of a bell.
This new seventh moment of silence will be observed at the conclusion of the reading of the names, and will be a permanent part of the annual ceremony…