Robert S. Mueller III

Deputy AG Rosenstein: 'unsullied by politics'

Deputy AG Rosenstein: 'unsullied by politics'

“It is curious — curious that physical courage should be so common in the world, and moral courage so rare.”

— Mark Twain

I met Rod Rosenstein one time, back in 2008, when I asked if I could interview him in his role as Maryland's U.S. attorney. I was a recently retired local prosecutor writing a little blog with a limited audience. But he agreed and gave me all the time I wanted to ask questions.

I told Mr. Rosenstein what I thought: that despite the eagerness of local officials to claim credit for Baltimore's dramatic decrease in homicides, he deserved the credit for focusing federal efforts on violent and gun-wielding criminals. Mr. Rosenstein demurred. He...