The Einstein of our Age - the legacy of Stephen Hawking

The Einstein of our Age - the legacy of Stephen Hawking. Did his understanding of science bring us closer or further away from an understanding of a supreme being? Battling Alzheimer's and keeping your job - Presenter Audrey Carville talks to Trevor Salamon whose wife Yvonne worked for a further five years after first being diagnosed with Alzheimer's. Peter Hitchens on why it's time to jaw jaw with Russia. Spies are us - author Clare Mulley on whether or not an agent can ever really be trusted.