The FBI employs elite teams that gather evidence under the direction of subject matter experts who supply these teams with resources, support, and training.

Technical hazards response specialists guarantee that the FBI can securely access and gather evidence related to the following in case of a complicated or dangerous crime scene:

underwater operations, small areas, isolated areas, or potentially dangerous CBRN (chemical, biological, radiological, and nuclear) materials
In-depth crime scene surveys, documentation, several kinds of photography, 2D and 3D models, and more can be provided by FBI photographers and other forensic response specialists to support FBI or law enforcement partner agency investigations and help with prosecution.