Ground Zero
Tom Niedernhofer, wearing the structures specialist vest, stands at Ground Zero during recovery efforts at the fallen World Trade Center, New York City, in 2001. Niedernhofer is the U.S. Army Corps of Engineers urban search and rescue program manager.

Download Image: Full Size (1.11 MB)
Photo by: Courtesy |  VIRIN: 141117-A-ZZ999-001.PNG