An Alabama inmate convicted in a 1994 murder is poised to die Thursday in the state's third nitrogen hypoxia execution this year. Carey Dale Grayson asked to have his execution carried out by nitrogen gas. It refused to do so when Alabama executed Kenneth Smith, the first person in the U.S. to die in a nitrogen gas execution, in January and again in September, when the state executed Alan Miller in a second nitrogen gas execution. Since then, Alabama has become the first state to develop a nitrogen hypoxia execution protocol in addition to lethal injection. “The State of Alabama’s nitrogen protocol has been used twice and has not worked as they swore it would.

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Persons: Carey Dale Grayson, Grayson, Vickie Deblieux, Kay Ivey, Carey Grayson, Kenneth Smith, Alan Miller, Smith, Miller, Dave Martin, John Palombi, ”, Palombi, Robert Overing, Overing, — Kenny Loggins, Trace Duncan, Louis Mangione —, Deblieux, Loggins, Duncan Organizations: Alabama Department of Corrections, U.S, Supreme, Protesters, Alabama, Montgomery Advertiser, Federal Locations: Alabama, Atmore, U.S, Pelham, Ala, The, Louisiana