Air Force Research Laboratory spearheading VKF Tunnel D return to operations
Dr. Jerrod Hofferth, the Air Force Research Laboratory technical lead on the Tunnel D reactivation project, discusses the operations of the von Kármán Gas Dynamics Facility Wind Tunnel D. The reactivation of the wind tunnel at Arnold Air Force Base is nearing completion after approximately 40 years of dormancy. (U.S. Air Force photo/Bradley Hicks) (This image was manipulated by obscuring badges for security purposes)