They may also be running into the issue that physicians and residents do: hand-off errors. I have seen arguments that it's better to have an exhausted physicia

They may also be running into the issue that physicians and residents do: hand-off errors. I have seen arguments that it's better to have an exhausted physician who has been monitoring you for 12+ hours than a fresh one who just started their shift. There's a lot of state of the current situation that can't be easily transmitted from one shift to the next.