When President Obama speaks, don't interrupt. That's what the president told a Texas reporter after a brief but contentious interview in which he was challenged about his unpopularity in the state. "Let me finish my answers next time we do an interview, all right?" he told WFAA News 8 reporter Brad Watson. During the interview, one of four that Obama held with Texas media in the White House on Monday, the president argued that even though the Lone Star state was historically Republican, his election meant that the politics there was changing. "We lost by a few percentage points in...