Texas governor Rick Perry's previous support of Democrats was dismissed as irrelevant by aTea Party leader, in a sign that the rapidly rising Republican frontrunner for president is gaining allies despite questions about his record. "We know people change. Reagan was a Democrat," said Mr DeMint on ABC's "This Week with Christiane Amanpour". "I want to give ... [all of the candidates] a little room to change. I know I've changed some positions I had 10 years ago, because the country's in a very different situation. So I'm going to listen and look and do my homework. And I'm not...