Why are fatal boat accidents so common in DR Congo?

Focus on Africa - A podcast by BBC World Service

At least 30 people have died and around 200 people are still missing after a boat sank in the Lukeni River in DR Congo. It's the latest fatal boat accident in the central African country, where overloading boats is often the problem. Why do these fatal accidents keep happening?Also why were charges dropped against the Libyans arrested while undergoing training at an illegal military camp in South Africa? And who benefits from Lesotho's 'white gold'?Presenter: Audrey Brown Producers: Frenny Jowi, Bella Hassan, Yvette Twagiramariya and Nyasha Michelle Techninal Proudcers: Francesca Dunn and Jonathan Greer Senior Journalist: Karnie Sharp Editors: Andre Lombard and Alice Muthengi