How did Kenya's 'serial killer' escape from custody?

Collins Jumaisi Khalusha was awaiting trial after he confessed to killing 42 women. One senior law enforcement called him "a vampire" and "a psychopath". Khalusha broke out with 12 other prisoners and went on the run. How is escape by such a high-profile suspect possible? Eddy Micah Jr talks to Daudi Imbako, an award-winning Kenyan human rights defender, and DW correspondent Alexandria Williams.