In this Tuesday, May 5, 2020 photo, Mitchell Olson resets a 3D printer to make a new batch of COVID-19 testing swabs at his home in Sioux Falls, S.D. (Abigail Dollins/The Argus Leader via AP)
Featured Photo Galleries
In this Tuesday, May 5, 2020 photo, Mitchell Olson resets a 3D printer to make a new batch of COVID-19 testing swabs at his home in Sioux Falls, S.D. (Abigail Dollins/The Argus Leader via AP)
