Spc. Lauren O'Neal, 153rd Blood Support Detachment medical laboratory technician, prepares Spc. Samantha Criscio, Guard… https://www.rawpixel.com/image/8739432/photo-image-public-domain-person-bloodFree Image from public domain licenseU.S. Navy Petty Officer 1st Class Wanda Sangalang, left, a field medical technician, and Petty Officer 3rd Class Anthony… https://www.rawpixel.com/image/8741341/photo-image-public-domain-personFree Image from public domain license