The Democratic National Convention this year is unfolding at the Pepsi Center in Denver, Colorado. It's an enormous sports stadium that has been re-jiggered with multiple giant video screens that allow thousands of Democratic activists packed in the audience to view the action. But much of the convention buzz actually happens outside the convention floor - at parties and other networking events, where the faithful can meet and scheme and plot their political agendas. Read more and see our Observer's video...