A weekly companion to PM where the expertise and insights of the BBC Radio 4 audience shape a programme that sees news differently. Presented by Luke Jones.
http://www.bbc.co.uk/programmes/p02nrtwc
Is cannabis bad for you?
Sir Robin Murray, is a Professor of Psychiatric Research at Kings College London. He explains the links between cannabis and psychosis, whether it can treat schizophrenia and if it's less dangerous than alcohol.