Warning: Readers may find some of the content distressing Sitting in a dim room at a refugee camp in Ivory Coast, Yameogo Aminata, 57, is haunted by memories of the murder of her four sons by jihadists in her home-country, Burkina Faso. In 2022, she was away from her home when the armed insurgents - who have been terrorising communities in central Burkina Faso for almost 15 years - struck. The jihadists had forcefully taken over her village, seizing cattle and land, and killing many residents -