Voters hoping to learn more about the positions of Democratic presidential candidates came away from Thursday night’s Las Vegas slugfest empty, confused and a bit angry. Even though CNN moderator Wolf Blitzer promised that each candidate would have ample time to articulate their key points during the broadcast, much of the face time went to Sen. Hillary Clinton. When the camera wasn’t on her, the questions were about her or the other candidates were talking about the former First Lady. Following the Russert debacle in the last debate, the Clinton campaign went to work on Blitzer, turning Wolf into a...