John Reingruber participates in a Pentagon press briefing on Nov. 29, 2001. John Reingruber, assistant for science and technology, office of the Deputy Assistant Secretary of Defense for Combating Terrorism, participates in a Pentagon press briefing on Nov. 29, 2001, to inform reporters about the Technical Support Working Group. The Technical Support Working Group is a Department of Defense organization having the mission to identify, prioritize and coordinate interagency and international research and development requirements for combating terrorism. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 058182-L-WZS64-685.jpg Photo Gallery