The typical gun-control advocates don't have the president's and attorney general's backs this time. U.S. Attorney General Eric Holder has come under fire this week: evidence revealed he either ignored weekly reports in the summer of 2010 that discussed Operation Fast and Furious, or he committed perjury when he claimed he first found out about the program in early 2011. The former suggests incompetence, the later criminality — either would be legitimate reasons to see him removed from office. Despite recent developments, the Department of Justice is publicly pushing back in favor of their boss, even as a key source...