Members of a haz-mat team help remove a hazardous materials suit from an investigator (in white) who emerged from the U.S. Post Office in West Trenton, N.J., on Oct. 25, 2001. Samples from the facility were part of an investigation into letters containing anthrax.

Members of a haz-mat team help remove a hazardous materials suit from an investigator (in white) who emerged from the U.S. Post Office in West Trenton, N.J., on Oct. 25, 2001. Samples from the facility were part of an investigation into letters containing anthrax.