In his speech , Romney again focuses on supporters rather than rivals . Gingrich says he 's in charge for the race and that he 'll be competitive . Senator Ron Paul and former Sen. Rick Santorum looking ahead to other contests .
In victory speech , Romney again focuses on Obama rather than rivals . Gingrich says he 's in race for the duration and predicts he 'll be competitive . Rep. Ron Paul and former Sen. Rick Santorum looking ahead to other contests .