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iy t | eae aca - 3371) = - .. bé : e © Ss FD-302 (Rev. 10-6-95) -1- FEDERAL BUREAU OF INVESTIGATION ALL INFORMATION CONTAINED HEREIN IS UNCLASSIFIED DATE 12-15-2008 BY 60324 UC BAW/DK/TH Date of transcription 04/11/2003 place of employment, the United State Army Medical Research Institute of Infectious Diseases (USAMRIID). After being advised of the identity of the Agent and the purpose of the interview provided the following information: - . bé During an interview on March 10, 2003, _ wie described the Bacillus anthracis (B.a.) Ames aerosol challenges b2 conducted at USAMRIID during the 1997-1999 time frame. bIF provided additional information regarding the post- challenge B.a. concentration determinations. believed that the post-chalienge plating was conducted using Tryptic Soy Agar (TSA). Dé BRUCE ene performed the plating and would know the-type of agar ae used. The liquid collected by the All Glass Impingérs (AGIs) during these challenge experiments was plated in rooms and of Building All post-challenge plating has-been conducted in || C these areas since the completion of Building[___]renovations in 1996 or 1997. Prior to that time, researchers from the various USAMRIID divisions would plate the AGI liquids in their respective laboratories. The post-challenge plates were typically placed in biohazard bags and additional plastic packaging after use. These bags were then taken to the basement for autoclaving. Due to th negative pressure and dry atmosphere in rooms and C4 believed that the agar plates would dry out fairly quickly if left in the aerosol challenge laboratory after use. Investigation on 04/11/2003 at_ Fort Detrick, Maryland telephonicall wn File # 21 9R-WP-222936-USAMRITD 2 99A-BA-C101392 Date dictated by SA This document contains neither recommendations nor conclusions of the FBI. It is the property of the FBI and is loaned to your agency; it and its contents are not to be distributed outside your agency.