So few government officials say what they believe and mean it. That's part of what made it so refreshing when Pima County Sheriff Clarence Dupnik offered his bare-knuckles assessment of public dialogue in the immediate aftermath of Saturday's mass murder in Arizona. This is nothing new, of course, and maybe the sheriff was jumping to conclusions in his remarks on Saturday. Still, he said what he believed and he hasn't backed down. He stood by his comments after FBI Director Robert Mueller described such a portrayal as "premature." He's stayed true to his words despite the predictable backlash from some...