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395165 17: Kent Olson and his dog, Thunder, from Lakewood, Washington search through the rubble for victims of the September 11 terrorist attacks at the World Trade Center September 21, 2001 New York City, NY. (Photo by Andrea Booher/FEMA/Getty Images)

395165 17: Kent Olson and his dog, Thunder, from Lakewood, Washington search through the rubble for victims of the September 11 terrorist attacks at the World Trade Center September 21, 2001 New York City, NY. (Photo by Andrea Booher/FEMA/Getty Images)