05/08/2011

Nicky Campbell and Rachel Burden with all the day's news and sports - this morning, stock- and money-markets around the world are in turmoil - we try to find out why with Robert Peston's help; as we learn that there's a huge lack of exorcists, we speak to the Vatican's man in charge of training new recruits - and we ask sci-fi author Brian Aldiss about the prospects of life on Mars now that Nasa have found water on the red planet.