Currently having a dozen eye witnesses does not count as an alibi these days.

Heck, the evidence being broadcast on national television doesn’t count (see recent political arrests)

They can but there is no point; just emailing the technical details would be enough for 99%.

They only would need to ship the urchins and those could be carried on luggage for any plane that they can get their hands on.

It is more of, if the librarians don’t have a copy; it will not exist in the next 20 years

A bunch of ICE are neither, they are just bounty hunters