MONTGOMERY, Ala. —

An Alabama man convicted of helping to burn a man alive in 1993 over a $200 drug debt was executed by nitrogen gas on Thursday.

Anthony Boyd, 54, was pronounced dead at 6:33 p.m. at William C. Holman Correctional Facility, authorities said. The execution was carried out by nitrogen gas, a method Alabama began using last year.

Boyd was sentenced to death for his role in killing Gregory Huguley in Talladega County. Prosecutors said Huguley was set on fire after he didn’t pay for $200 worth of cocaine.

Boyd used his final words to proclaim his innocence and criticize the criminal justice system.

“I didn’t kill anybody. I didn’t participate in killing anybody,” he said. “There can be no justice until we change this system,” he continued, before closing with, “Let’s ge

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