Grand Princess

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SEATTLE — A U.S. scientist is helping public health authorities understand and track the coronavirus, turning up clues about how it arrived and spread through Washington state and beyond, including potentially seeding an outbreak on the Grand Princess cruise ship.

AP Photo/Jeff Chiu

OAKLAND, Calif. — The cruise ship forced to idle for days off the coast of California because of a cluster of coronavirus cases aboard arrived in port Monday, and officials began transferring thousands of passengers to military bases for quarantine or returning them to their home countries.

Casey Harlow/HPR

Updated: 3/9/2020, 10:30 a.m.

Hawaii officials are investigating two cases of presumed positive coronavirus cases, the latest involving a man who traveled to Washington state and was isolated in serious condition at Kaiser Permanente's Moanalua hospital on Oahu.

Michele Smith via AP

Updated: 3/8/2020, 4:45 p.m.

SAN FRANCISCO — As the U.S. death toll from the new coronavirus reached at least 21, California Gov. Gavin Newsom and the mayor of Oakland sought Sunday to reassure the public that none of the passengers from a ship carrying people with the virus will be released into the public before undergoing a 14-day quarantine.

California National Guard via AP

Updated: 3/7/20, 9:27 a.m.

SAN FRANCISCO  — Thousands of people were confined Saturday to a cruise ship circling in international waters off the San Francisco Bay Area, after 21 passengers and crew members tested positive for the new coronavirus.

Michele Smith via AP

SAN FRANCISCO — Thousands of people were confined to a cruise ship circling in international waters off the San Francisco Bay Area Saturday after 21 passengers and crew members tested positive for the new coronavirus.

Michele Smith via AP

Updated: 3/6/2020, 6:02 p.m.

The state of Hawaii has its first case of coronavirus, officials announced Friday. Gov. David Ige said this was not a case of community spread but rather a passenger on the cruise ship Grand Princess who had been on a trip to Mexico. The patient, a resident here, tested positive and is now under quarantine.