13/07/2012 12:28 BST | Updated 13/07/2012 12:28 BST

Change Your Mind: Is Iran A Nuclear Threat To The West?

The head of MI6, Sir John Sawers, says Iran could have nuclear weapons within "two years". But is he guilty of exaggerating the nuclear threat from the Islamic Republic? Or should we be worried about an Iranian bomb?

Below, a member of the Britain Israel Communications and Research Centre (Bicom) debates a well-known Labour backbencher.