[Principled]

If the SC said AZ cannot enforce federal law, why can’t AZ refuse to enforce ALL federal laws?

good idea. what fed laws does Ariz enforce?

[FreeAtlanta]

The only real issue I see for Arizona going it on their own would be air traffic control.

Do the feds shut down air traffic control to and from Arizona?

[Terry Mross]

Go commit a felony and you’ll find out what federal laws local and state cops enforce.