ISLAMABAD -- The Taliban said Wednesday that efforts to free a British couple from an Afghan prison are not yet complete and denied that their rights were being violated despite concerns from their families and U.N. officials.

The son of a British couple detained by the Taliban five months ago has told the BBC that he fears they may die in prison.

The Taliban has denied that the rights of a British couple being held in a prison in Afghanistan are being violated. This comes after claims from the couple’s family and the UN that they are in desperate need of healthcare and were “chained to murderers” in maximum-security facilities.

An Afghan who moved to the United States after working for the U.S. military was seized by agents, put in a van and taken out of state, attorneys and members of Congress said.

Democratic lawmakers gathered with advocates to call for the release of Afghan interpreter who was recently detained by ICE in Connecticut.

An Afghan refugee who lives in New Haven was detained by ICE agents outside a U.S. Citizenship and Immigration service center.