Tonya Snyder, a Mycology Specialist in the Vanderbilt Clinical Microbiology Lab for patient care shows a sample of Aspergillus fumigatus, the first fungus diagnosed in the fungal meningitis outbreak sweeping the United States, in Nashville, Tennessee on October 19, 2012. The outbreak, which was first diagnosed in this lab at Vanderbilt University, has infected 257 people to date nationwide and 20 have died. REUTERS/Harrison McClary (UNITED STATES)