Misconceptions of Obama fuel Republican campaign

As the US presidential campaign enters its final weeks, both the Republican and Democratic candidates are hitting the swing states.

But misconceptions and rumours abound and many voters have their facts about the candidates all wrong. Some believe that Democrat Barack Obama is a Muslim and that he threatens America's way of life.

Casey Kauffman talked to some Republican supporters after a rally by Sarah Palin, the Republican vice-presidential candidate, in Ohio.