Will Britain's Olympic billions buy a lasting legacy for taxpayers? Read more
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Costing the Games
Will Britain's Olympic billions buy a lasting legacy for taxpayers?
Coroners Under Scrutiny
Ann Alexander investigates whether families are getting justice in the coroner's court.
Carers in Conflict
File on 4 investigates claims of bullying and abuse of power by social services.
Police Restraint
Angus Stickler investigates deaths in police custody.
BioSecurity
As scientists alter viruses to make potentially deadly mutations, is the public at risk?
Iranian Sanctions
How will a European ban on Iranian oil affect Britain during a period of economic gloom?
Diabetes
Despite pledges to tackle diabetes, why do 24,000 people die needlessly each year?
Credit Rating Agencies
Do credit rating agencies threaten our financial stability? Hugh Pym investigates.
Family Annihilation
What drives fathers to kill their families and themselves? Jane Deith investigates.
Tax Avoidance
As the Treasury reviews tax avoidance, Fran Abrams asks - how widespread is the problem?
A Bridge Too Far?
Why do so many British public sector contracts go to foreign companies?
Witness Protection
Are the police doing enough to protect and look after people under witness protection?
Police Racism
Why are the police still accused of unfairly treating black and Asian officers?
NHS Queues
Jane Deith asks if the official figures for hospital waiting times can be trusted.
Secret Justice
Are plans for secrecy in some civil courts necessary to protect national security?
School Inspections
Why are more schools failing their Ofsted inspections? Fran Abrams investigates.
Asset Returns
Are stolen Arab billions still locked in British banks? Jenny Cuffe reports.
Abuse in Sport
Is sport doing enough to tackle the sexual abuse of athletes? Chris Buckler investigates.
European Funding
Why are areas of Britain losing millions of pounds of regeneration money from Europe?
Violent Veterans
Jane Deith examines new research into violent behaviour by soldiers returning from combat.
Tuberculosis
Is the NHS failing to tackle the rise in tuberculosis in Britain?
07/08/2012
Is enough being done to combat diesel pollution which is blamed for thousands of deaths?
Green on Blue
Why are growing numbers of allied soldiers being killed by their Afghan allies?
Undercover Cops
How far should undercover police be allowed to go to gather intelligence?
Alcohol Fraud
Alcohol smuggling is costing more than a billion pounds in lost taxes. Allan Urry reports.
Recoiling the Arab Spring
What threat does a growing fundamentalist branch of Islam pose to Arab Spring countries?
Public, Private and Profitable
After the West Coast rail debacle, Michael Robinson investigates government outsourcing.
Too Many Chiefs?
Ahead of elections for police commissioners, do we need so many separate police forces?
Second-Class Patients?
Are people with learning disabilities dying unnecessarily because of poor care in the NHS?
The Zombie Effect
What effect are so-called zombie companies having on the UK economy? Hugh Pym investigates
Highways Agency
With the CBI calling for it to be scrapped, Allan Urry examines the Highways Agency.