This documentary delves into the unanswered questions surrounding the trial of Jessica Wongso — years after the death of her best friend, Mirna Salihin.

An Italian cruise ship carrying passengers from all over the world is hijacked off the coast of Egypt by a Palestinian commando unit. It is the beginning of a three-day ordeal in 1985 that culminates in the murder of an American hostage and an armed clash between two NATO allies to capture his killers.

There are about 600 murders each year in the UK. So, what drives people to kill? Are some people born to kill or are they driven to it by circumstances? Michael Mosley delves into the BBC archives to chart scientists' progress as they probed the mind of the murderer to try to understand why people kill, and to find out whether by understanding murder we can prevent it.

Jack the Ripper was a prince, a pauper, a mason, a madman... A host of more and more bizarre theories have surrounded the unexplained killings in Whitechapel since they hit the headlines in 1888. This film dispels the grisly fiction, revealing for the first time the true contents of the police and Home Office files on the case, drawing on the expertise of historians and of those who have encountered today's killers - on the street or behind bars.

Between 1979 and 1987, a far-left group wreaked havoc across France. Robberies, bombings, assassinations. They struck hard and disappeared in a cloud of explosives, leaflets scattered in the wind, and relentless ideological demands. Their name? Action Directe. More than 80 attacks, 26 wounded, and 12 dead in less than ten years. Stunned French citizens discovered posters plastered everywhere showing portraits of these young women and men who looked like everyone else and whom nothing seemed to be able to stop. A long and intense manhunt began, culminating in the arrest of the group's leadership.

During a three-month period in 1888, a knife-wielding serial killer murdered six women on the streets of Whitechapel. Their throats were cut and their bodies horribly mutilated. He was never caught and his identity remains one of the world's greatest crime mysteries. In the years that have passed since Jack the Ripper's killing spree, many high-profile suspects have been suggested, yet the fact remains that none of them can be placed at any of the crime scenes. Now, journalist Christer Holmgren believes that he has found a suspect who can not only be linked directly to one of the murders but also whose daily routine could be consistent with all the other deaths

This documentary reveals how a group of hackers powered the darkest corners of the internet from a Cold War-era bunker in a quiet German tourist town.

This documentary examines the 1999 London bombings that targeted Black, Bangladeshi and gay communities, and the race to find the far-right perpetrator. He terrorized a city, seeking to ignite a race war but justice was served by those who wouldn't let his hate win.

Virginia McCullough murdered her parents and lived with their bodies for four years.

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In honour of the 15th Anniversary of 9/11, National Geographic Channel is looking back at the very best reporting we have done since this world-changing tragedy first happened using extended excerpts from past specials that relate directly to events leading up to and following the attacks on New York City and Washington DC.

Sitting down with co-creators Terry Dunn Meurer and John Cosgrove, along with long-time actors, producers, and directors of the show, this documentary special pulls back the curtain with behind-the-scenes stories from research and casting to solving mysteries soon after episodes aired. With never-before-seen outtakes of beloved host Robert Stack and a look into some fan-favorite moments. This program honors one of television's most enduring and recognizable shows as well as the fans who were integral to its success.