"History does not long entrust the care of freedom to the weak or the timid" - Gen Eisenhower.
Seems quite simple and straightforward. You have to provide the same information for a traffic stop, or even during a Terry Stop. Looks like AZ has this one down pat, and the squealers are squealing either because they have not read it, or they have, and see that they have no valid counter argument.
Washington cannot understand it because it wasn't more than 2000 pages long. They have no excuse not to read it.
http://www.washingtonexaminer.com/opinion/columns/How-Mexico-treats-its-illegal-aliens-92316654.htmlSort of says it all!!
Round up the illegals and bus them to Washington DC. The politicos in Washington DC are worried about them so let them take care of them.