- Alabama nitrogen gas execution reignites US capital punishment debateThe Associated Press
- Alabama completes first nitrogen gas execution | REUTERSReuters
- Alabama death row inmate faces 1st nitrogen gas executionABC7 News Bay Area
- Mengele-like logic underpins Alabama’s plan to gas a man to deathMontgomery Advertiser
- Alabama has executed a man with nitrogen gas, the first time the controversial new method has been used in the U.S.The Killeen Daily Herald