“The execution turned out to be terrible: the condemned man writhed on the gurney for about two minutes, died for about seven... To say that we are categorically unacceptable for such legalized barbarity is to say nothing,” she wrote on Telegram.

According to the Russian ombudsman, this indicates a catastrophic human rights situation in the United States.

On January 26, the first execution using pure nitrogen in the history of the United States took place in Alabama.

UN High Commissioner for Human Rights Volker Türk said that executing a prisoner with nitrogen gas could amount to torture.