Supermarket guards, truck drivers and 'very big mistakes': the failed role of western mercenaries in the fall of Goma / DR Congo: Clean water 'a lifeline' for around 364,000 children a day in Goma / Families of missing Congolese soldiers stranded in rebel-held city of Goma / As Rwanda-backed rebels seized Goma, the families of Congolese soldiers became a target / After Goma, DRC's Bukavu falls under M23 rebels' control / DR Congo singer killed filming music video in war-torn Goma / The fall of Goma heralds more bloodshed in eastern Congo / The fall of Goma: 16 days of chaos and fear - in pictures / DR Congo crisis: Thousands of displaced in Goma forced to flee again