On the eve of the Sochi Winter Olympics, Russia is officially welcoming gay athletes and spectators. But in a country where it's thought only 1% of gay people dare to live completely openly, it appears to be a hollow gesture.

Dispatches goes undercover to investigate allegations that teachers regularly assault young children in some of the 2,000 Muslim schools in Britain run by Islamic organisations.

2008 has seen a staggering number of teenage gang and knife attacks on Britain's streets with a death toll comparable to that of our troops fighting in Afghanistan and Iraq. Dispatches investigates.

Werner Herzog's feature-length documentary exploring a triple killing in the United States focuses on the fates of the two men convicted of the murders: Michael Perry and Jason Burkett.

Louis Theroux joins the Philadelphia Police Department patrolling the most dangerous part of one of the most violent cities in America.

The team behind the Nobel Peace Prize-nominated Sri Lanka's Killing Fields tell the story of the 138-day-long final offensive in Sri Lanka's bloody civil war

At least 34 teenagers were stabbed to death last year in the UK. In just a decade, the number sentenced for carrying a knife has risen ten-fold. So why are so many of Britain's youngsters arming themselves with knives? And why do some kill?

Richard Bilton looks at the dilemma of whether to tackle vandals and teenage gangs or to surrender the streets and thus create more victims.

With soldiers and police once again being killed in Northern Ireland, Panorama offers the most detailed analysis yet of the resurgent terrorist threat in Northern Ireland.

On the eve of the tenth anniversary of the Iraq War, Panorama reveals how key aspects of the secret intelligence used by Downing Street and the White House to justify the invasion were based on fabrication, wishful thinking and lies. Peter Taylor tracks down some of those responsible and reports on the remarkable story of how, in the months before the war, two highly-placed sources - close to Saddam Hussein - talked secretly to the CIA and MI6.

Bullied, attacked and racially-abused more than fifty times in eight weeks. That's the experience of two British Asian reporters posing as a couple and living undercover on a housing estate in Britain during summer 2009.

Panorama investigates the rise of armed teenage street gangs and discovers how shockingly ingrained the culture of guns and violence is in parts of Britain

Bafta-winning director Morgan Matthews's landmark film exploring the impact of teenage killings on families and communities across Britain, an emotional journey that chronicles every teenager who died as a result of violence in 2009 in the UK.

Jon Snow presents a forensic investigation into the final weeks of the quarter-century-long civil war between the government of Sri Lanka and the secessionist rebels, the Tamil Tigers.

In 2011 Channel 4 exposed damning evidence of atrocities committed in the war in Sri Lanka. Jon Snow presents this powerful follow-up film, revealing new video evidence as well as contemporaneous documents, eye-witness accounts, photographic stills and videos relating to how exactly events unfolded during the final days of the civil war.

Documentary about the case of heiress Patty Hearst, who was famously kidnapped in 1974 by a militant group, and ultimately appeared to come to embrace her abductors' ideology of prisoners' rights and class struggle.

The story of the brutal gang rape and murder of 23-year-old medical student Jyoti on a moving bus in Delhi in 2012, and the unprecedented protests and riots which this horrific event ignited throughout India, leading to the demand for changes in attitudes towards women.

Documentary which tells the surprising story of three dedicated individuals who try to protect their Chicago communities from the violence they themselves once perpetrated. These 'interrupters' intervene in conflicts before the incidents explode into violence.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

The Street Weapons Commission, chaired by Cherie Booth, has toured the country to find out why so many young people now carry guns and knives. These are highlights of each hearing.

2008 has seen a staggering number of teenage gang and knife attacks on Britain's streets with a death toll comparable to that of our troops fighting in Afghanistan and Iraq.

This film explores the culture of silence that grips on the Mancunian community in which 15-year-old Jesse James was murdered two years ago.

Nigel, a surgeon, talks about the life saving operation he performed on a young man gunned down on the street in a case of mistaken identity. He might recover physically, but the mental scarring will last years.

The brother and best friend of Michael Hanley describe the night he was shot dead outside a club in Dewsbury. Each has a dramatic and moving story of the murder, the subsequent trial and the lasting effect the killing has had on them both.

Filmed over two years by award-winning photographer Leo Maguire, Gypsy Blood examines the violent culture that some gypsy and traveller fathers hand on to their sons.

The story of General Butt Naked, the despised Liberian warlord responsible for the death of 20,000 people, who reinvented himself as an evangelical preacher