Samantha Lewthwaite is once again connected to terrorism in Kenya. Who is she?
Original insights into major news stories. How dangerous are taser stun guns?
Investigating the death of bank intern Moritz Erhardt and the working culture of the City.
Wesley Stephenson investigates fracking, a way of extracting shale gas.
How do private investigators carry out surveillance on individuals?
Phillip Kemp travels to Gibraltar to investigate what's really happening on The Rock.
Helen Grady looks at the campaign against the Liverpool Care Pathway for dying patients.
Simon Cox investigates why we can't catch the athletes who dope.
Three reservists died during SAS selection. Adam Fleming asks if the training is safe.
Did the trade union Unite break the rules in pursuit of its preferred candidate for MP?