There he was, stripped bare and standing in the middle of the debate stage. Donald Trump was eviscerated in Thursday's debate. Marco Rubio and Ted Cruz took turns pummeling the founder of Trump University with his own words, his own history, and delivering body blow after body blow. It was more than enough to convince any thinking person he was not a serious candidate for president. But Trump isn't your typical presidential candidate. He's Barack Obama-light, in every sense of the term. What does Donald Trump stand for? What will he do if elected? What core conservative principle will he...