The Bahraini government has postponed indefinitely a visit by Juan Mendez the UN special rapporteur on torture.
According to the country's official news agency the trip has been called off "until further notice".
This comes just days after the release of a US State Department report on human rights in Bahrain which spoke of "significant" violations including torture in detention.
The Gulf kingdom has been wracked by civil unrest for two years.
The violence has left at least 50 people dead.....