Noah Feldman: Liberal thinking is muddy on new gun rights law

The House passed the National Rifle Association’s favorite gun-rights expansion bill earlier this month, and gun-control advocates locked and loaded their favorite legal arguments against it.It’s a terrible measure, to be sure, forcing states to allow people licensed to carry concealed weapons in one state to carry them anywhere else. But that doesn’t mean it’s unconstitutional, and liberals should be careful what they wish for.To insist that the law is unconstitutional r