Governor Jan Brewer (R) today signed HB2307, Arizona's version of the Firearms Freedom Act, making Arizona the sixth state, behind Montana and Tennessee, who passed theirs in 2009, and Wyoming, Utah, and South Dakota which did so earlier this year.For those not familiar, the FFA is a Tenth Amendment as much as a gun rights issue, declaring firearms and accessories manufactured, sold and used within the state to be beyond the reach of federal regulation.After Montana and Tennessee had the audacity last year to pass legislation after actually having read the Constitution, the ATF sent a letter to FFL's in...