"jimkramer" posted:
"...
If my little boy hadn't been sound asleep, and I wasn't
trying to vacation;
I think I would have said no to the ID check and asked what
specific
provisions were listed by what law that they thought that
they could ask for
it.
...."

That would have been a *very* *bad* choice.

In most locations within the USofA, you **must** provide
that information to any law enforcement officer ... of any
kind ... upon request. It is actually a crime *not* to do
so.