Face Shields Donated 3D-printed face shields created by volunteer army personnel are stacked at a recipient health care facility. Soldiers with the 20th Chemical, Biological, Radiological, Nuclear, and Explosive Command have joined other volunteers in the Aberdeen Proving Ground, Md., area to volunteer their free time and personal 3D printing capabilities to print and create face masks for donation to hospitals and health care workers across the nation combating COVID-19. SHARE: Download: Full Size (1.24 MB) Credit: Rebecca Nappi, Army VIRIN: 200420-A-HF386-1000M.JPG Photo Gallery