If the state is so worried that their documentation is insecure and easily forged, perhaps they should issue something a little more secure, not continue to illegaly detain citizens, and illegally seize property. Issuing nothing more than a little pink piece of paper tells me they must not truly be all that concerned about it.
And again, why unload the mags? Am I the only one who finds that potentially revealing as to attitude? He checked out, they knew who he was. They didn't just remove the magazine and the round in the chamber, which could be defended on a stretch. When they unloaded the magazines did they not reveal the attitude that perhaps drove more than just that one act?