A hazardous materials team processes material extracted from a civil engineering building on the campus of the University of Missouri-Rolla, Tuesday, Feb. 27, in Rolla, Mo. A University of Missouri-Rolla graduate student claiming to possess anthrax and a bomb threw this south-central Missouri community into a panic Tuesday, but police suspect it was nothing more than an empty threat by a depressed student and not an incident of terrorism. (AP Photo/Tom Gannam) Tom Gannam