Hydrogen cyanide gas, named by the Third Reich as Zyklon B, was used by the Nazis to kill over a million people in the Holocaust. The state of Arizona now wants to use it in executions.
The decree was never carried on state media nor published in the official gazette as would be normal practice.
Daniel Lewis Lee was convicted of murdering a family of Jewish descent in 1996.
In May, Halprin said in an appeal that the judge who sentenced him in 2003, Vickers Cunningham, referred to him using anti-Semitic slurs, including “f****n’ Jew” and “g*****n k**e.”
“Texas made an antisemitic judge the sole arbiter of whether a Jewish defendant facing the death penalty would get a fair trial before a fair tribunal,” said his attorney, Tivon Schardl.