Politics Weekly podcast: Obama v Romney

With Westminster MPs on their summer break from parliament we focus this week on the US presidential election race . Mitt Romney is in London this week as part of a foreign tour that will include the UK, Poland and Israel. Meanwhile Barack Obama is using the time to heap more attacks on his opponent via televised ads . In the studio this week: Washington reporter Richard Adams is alongside Guardian columnists Jonathan Freedland and Hadley Freeman . The campaign so far has been bitter: Romney's time leading a private equity company has come under scrutiny and the stubbornly high unemployment rate has caused Obama grief. The election on November 6 is likely to be tightly contested and experts predict it will be won and lost in a handful of key 'battleground' states. In the short term however, as Richard Adams points out, all Americans ( especially Democrats ) just hope that Mitt Romney's horse wins Olympic gold in the dressage event ... Leave your thoughts below.