Naval Base Guam - A U.S. Sailor with 3rd Medical Battalion, 3rd Marine Logistics Group, tests a USS Theodore Roosevelt (CVN 71) Sailor for symptoms of COVID-19, on Naval Base Guam, Guam, April 8, 2020. Theodore Roosevelt is in Guam for a scheduled port visit for resupply and crew rest during their scheduled deployment to the Indo-Pacific. - Naval Base Guam - A U.S. Sailor with 3rd Medical Battalion, 3rd Marine Logistics Group, tests a USS Theodore Roosevelt (CVN 71) Sailor for symptoms of COVID-19, on Naval Base Guam, Guam, April 8, 2020. Theodore Roosevelt is in Guam for a scheduled port visit for resupply and crew rest during their scheduled deployment to the Indo-Pacific.