One reason Kigali is often described as one of the cleanest and most orderly cities in Africa, is because law enforcement arbitrarily round up people deemed “undesirable”, and keep them out of sight often in so-called transit or rehabilitation centers.

One reason Kigali is often described as one of the cleanest, most orderly cities in Africa is because law enforcement arbitrarily round up people deemed “undesirable” and keep them out of sight, often in so-called transit or rehabilitation centers. 
© 2015 Human Rights Watch