A C-5 Galaxy military transport aircraft from Dover

A C-5 Galaxy military transport aircraft from Dover Air Force Base lands, April 9, 2020, at the Nebraska National Guard air base in Lincoln, Nebraska. The U.S. Air Force’s Air Mobility Command, in coordination with the National Strategic Research Institute at the University of Nebraska and the Defense Advanced Research Projects Agency, conducted airflow tests on several different aircraft at the 155th Air Refueling Wing to assess measures to prevent aircrew and support personnel from contracting or transmitting the virus while transporting COVID-19 patients. (U.S. Air Force photo by SMSgt. Shannon Nielsen)