Originally Posted by
canadiancow
Yikes. Not an issue for me, but I can see a LOT of passengers on a not-US to Canada flight being unable to enter the US.
Mod please delete if this is not the correct place for this question but - in this situation what would happen to those passengers that are unable to clear US customs? Would they have to stay in a sterile holding room of the airport? Would the ones who did hold valid docs be able to enter the US and presumably go to an off-airport hotel?