Sky News Late Agenda

In this interview with Helen Dalley, Dr Rebecca Sheehan says there are a mix of pros and cons to the manner in which hundreds of thousands of classified government documents have been made publicly available by WikiLeaks. Also discussed are two of America's best known women, Sarah Palin and Oprah Winfrey, and what makes each of them popular. Rebecca Sheehan is a lecturer in US History at the US Studies Centre.