rescue and recovery workers

The Last Column in the 9/11 Memorial Museum. Photo by Jin Lee.
FEMA photographer Andrea Booher and Amy Weisser at the 9/11 Memorial Museum auditorium. Photo by Ben Hider.
Visitors tie blue ribbons around the Last Column during a ceremony on May 30, 2015, marking the anniversary of the formal end to the rescue and recovery efforts at ground zero.
Visitors affixed blue ribbons around the Last Column at the May 2015 commemorative event. Photo by Jin Lee.