UN urges Libya to shut migrant detention centres

Libya is facing renewed pressure to shut down detention centers where rights groups say migrants and refugees are being tortured, abused, and in some cases, killed.

At the UN countries including Britain, Spain, Norway, and Sierra Leone raised alarm over the treatment of migrants in Libya, a key transit point for Africans fleeing conflict and poverty toward Europe.

Some migrants have been held in warehouses by traffickers, subjected to…