Now this was predictable: The State Department on Thursday said Hillary Clinton failed to turn over 15 work-related e-mails from her private server, despite claiming she’d handed over everything. Which raises the troubling question: How many more did she also, uh, “miss”? Remember, the former secretary of state and her aides had insisted they’d sent the department all her work-related e-mails from her personal server after conducting a “careful” review. Now it turns out she didn’t include 15 of those she’d exchanged with longtime confidant Sidney Blumenthal concerning Libya. To comply with a subpoena, Blumenthal gave the House Select Committee...