The White House has disappointed gun-control advocates on and off Capitol Hill with its silence on the issue. Although President Obama ran on campaign vows of reinstating the assault-weapons ban and closing the gun-show loophole, among other reforms, he's been all but mute on those issues since entering the White House two years ago — a silence that's continued in the wake of Saturday's shootings in Arizona. Gun-control advocates, who are backing a series of reforms... (GunPolicy.org)