Thirty years ago, more than 800,000 people were killed during the genocide of the Tutsis in Rwanda. Among them were several dozen members of Dafroza Gauthier's family. A few months later, the young woman and her French husband decided to track down those suspected of taking part in the mass slaughter who had taken refuge in France. Journalists Thomas Zribi and Stéphane Jobert followed the Franco-Rwandan couple in their quest for justice. They bring us this special 52-minute documentary.

More than a year has passed since 57 people lost their lives in the biggest train crash in Greek history. The public blames the government for failing to investigate the causes adequately.

Two years after Russia's full-scale invasion began, around a fifth of Ukrainian territory remains under Russian occupation – a repressive regime where arbitrary detentions, beatings and torture are the norm.

The destruction of homes during Syria's civil war is used to punish displaced locals and prevent them from return. Calls to classify this sort of destruction as a war crime are growing.

An historic trial opened on January 8 for the West African nation of The Gambia. Ousman Sonko, a former high-ranking member of the dictatorship of Yahya Jammeh, is in the dock in Switzerland for a series of alleged crimes against humanity committed between 2000 and 2016. Victims of the dictatorship have high hopes for the trial.

Bangladesh's Prime Minister Sheikh Hasina has just been re-elected for a fifth term in a vote boycotted by the opposition. Since she came to power in 2009, at least 600 people have disappeared, including opposition activists, businessmen and members of the student wing of the Bangladesh Nationalist Party, according to Human Rights Watch.

In Peru, 60 percent of people who disappear are women. Over 11,000 women were reported missing in the country last year, the majority of them teenagers. Some disappearances are voluntary. But most are linked to human trafficking networks, prostitution and domestic violence. Despite this poor record, Peru was the first nation in South America to recognise forced disappearances as gender-based violence.