Conservatives Defecting News Today

Presidential campaign has collapsed, his one-time republican rivals are competing for his support. cains camp denies reports that hell back former house speaker and current front-runner newt gingrich today, in what could be a big endorsement. nbcs tracie potts joins us from washington with more. >> good morning, everyone. to put it in perspective, were still weeks away from iowa, anything could happen. but for now the latest big poll, which is our poll, shows that nut gingrich has a strong lead....