US urged to halt first execution by nitrogen asphyxiation
The imminent execution of an American prisoner by a new and untested method - suffocation by nitrogen gas - could amount to torture, the UN human rights office, OHCHR, warned on Tuesday.
The imminent execution of an American prisoner by a new and untested method - suffocation by nitrogen gas - could amount to torture, the UN human rights office, OHCHR, warned on Tuesday.