Military Medicine Navy Petty Officer 3rd Class Branyn Trejos, left, and Navy Petty Officer 3rd Class Drew Dougherty perform a medical procedure in the cardiac catheterization laboratory at the Naval Medical Center San Diego, Calif., Sept. 29, 2020. SHARE: Download: Full Size (2.85 MB) Tags: science, technology, Armed With Science, Navy Credit: Navy Petty Officer 3rd Class Jacob L. Greenberg VIRIN: 200929-N-DA693-1069A.JPG Photo Gallery