200327-N-LH674-1026 APRA HARBOR, Guam (March 27, 2020) Hospital Corpsman 1st Class Ernesto Santa Ana, from Lynwood, Calif., loads a sample into a centrifuge instrument in the Naval Medical Research Center mobile laboratory aboard the aircraft carrier USS Theodore Roosevelt (CVN 71), March 27, 2020. Theodore Roosevelt is in port in Guam for a scheduled port visit for resupply and crew rest during their scheduled deployment to the Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist Seaman Kaylianna Genier/Released)