200327-N-MQ442-2010 APRA HARBOR, Guam (March 27, 2020) Hospital Corpsman 2nd Class Maria F. Potts-Szoke, from Chicago, assigned to the Naval Medical Research Center, watches 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 3rd Class Dartanon D. De La Garza/Released)