CNN Anderson Cooper 360 December 11, 2014 01:23:00
And license/regulate who can be a security guard. of those, most have failed. >> get down on the ground. >> reporter: even after the shooting of daniel tarango. arizona did little to change licensing requirements. there is this additional box which relies on applicants to disclose or check if they are a prohibited possessor. legally barred from owning a gun. but arizona still doesn't check that federal database when someone applies to be an armed guard. >> if they're not truthful with us, we can't control it. >> reporter: as for joshua, he was arrested for attempted murder but ultimately, only...
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