[BenLurkin]

Cruise ship with hundreds on board blocked from docking at San Francisco as passengers await coronavirus tests

https://ktla.com/news/coronavirus/cruise-ship-with-hundreds-on-board-being-held-off-norcal-coast-as-passengers-await-coronavirus-test-kits/

[ETCM]

“The ship will not come on shore until we appropriately assess the passengers,” he said.

And if there are confirmed cases, that means 3,000+ people will have to be quarantined. Obviously we can't repeat the disaster of the Diamond Princess, but where are you going to quarantine 3,000+ people? Even if you split them up, that's still a lot of folks.