Presented by Sarah Montague and Edward Stourton. Liberal Democrat treasury spokesman Vince Cable talks about his own party's proposals to reform the system of financial regulation. Professor Steve Field tries to clarify the risks of swine flu to pregnant mothers. Head of Policy at NSPCC Diana Sutton explains why abused children often have to wait for counselling. Marcus Allen, the British publisher of Nexus - a magazine which deals with the paranormal - and Professor Martin Ward, Head of Physics at Durham University, discuss the conspiracy theories surrounding the moon landings. Sarah Montague describes the strategy the British army has taken in Afghanistan and examines how well it is working on the ground. Iain Logie Baird explains how televisions of any age can be made ready for the switch to digital television. Thought for the Day with Canon Dr Alan Billings, an Anglican priest. Damian McBride has gone public and explained the nature of working at Downing Street. Former special adviser at Downing Street Lance Price comments on Mr McBride's revelations. Health Secretary Andy Burnham outlines his plans for a swine flu advice service and clarifies the risk to pregnant women and children. Journalist Sam Smith looks back at the life of Frank McCourt, author of bestseller Angela's Ashes, who has died of cancer in a New York hospice aged 78. Kevin Connolly visited the latest venture in pet care: Pet Airways. Business Secretary Lord Mandelson explains how investment in car manufacturer Nissan could secure the future of at least 4,000 workers. Entertainment reporter Colin Paterson has been speaking to music professor Jonathan Pieslack, who has been examining the effects of music on soldiers in the Iraq war. A crowd control tactic known as 'kettling', which has been used by the police, is under scrutiny. Lawyer Louise Christian explains the tactic. Liberal Democrat peer Lord Anthony Lester explains the problems he sees with the constitutional reform bill. Law Professor Patrick McAuslan and Aminullah Habibi from Afghanistan examine the strategy of the British army in Afghanistan.