It’s finally happened. David Frum, true conservative.No no, kidding. This is, I think, something he pulled from his dream journal after waking up one night in a cold sweat, screaming. All it’ll take for a Cruz victory, he thinks, is an economic slowdown followed by an “event†on Wall Street that pushes America into recession followed by a months-long primary challenge by Elizabeth Warren to Hillary followed by an immigration brouhaha that unites conservatives behind Cruz followed by a Cruz/Christie fusion ticket eking out the narrowest of wins over Clinton in a very low-turnout election. Interestingly, the word “ObamaCare†appears...