Richard Millward (left) Deputy Chief of the Pilot Bioproduction Facility (PBF) at the Walter Reed Army Institute of Research (WRAIR), explains the capabilities of the PBF to congressional staffer Jacqueline Ripke (right) during a tour, February 18, 2020. The PBF is newly renovated and is set to reopen in 2020. (U.S. Army photo by Michael V. Walters / Released)