Donald Trump normally projects the image of a guy with only one gear: warp drive. But on today's Morning Joe, Trump made an interesting admission, saying that in Iowa, "I sort of went through the motions a little bit." According to Trump, he went less than flat-out in the Hawkeye State because he had been told he couldn't win, until a poll at the very end of the campaign indicated that he could. Note: there was an odd moment at the very beginning of the phone interview. When Mika Brzezinski began by asking "let's talk about Iowa. What happened?" there...