First Round Navy Seaman Gabriel Cabral, assigned to the Naval Medical Center San Diego, administers the first-round of Pfizer-BioNTech COVID-19 vaccines to sailors and select Defense Department support staff at Naval Air Facility in EL Centro, Calif., March 4, 2021. The mission of NAF El Centro is to support the combat training and readiness of the warfighter. SHARE: Download: Full Size (1.04 MB) Tags: Coronavirus, covid19vaccine Credit: Navy Petty Officer 3rd Class Drew Verbis VIRIN: 210304-N-AS200-1889.JPG Photo Gallery