Kenneth Eugene Smith: Alabama carries out first nitrogen gas execution - BBC.com
- Kenneth Eugene Smith: Alabama carries out first nitrogen gas execution BBC.com
- Alabama completes first nitrogen gas execution | REUTERS Reuters
- 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
- Mengele-like logic underpins Alabama's plan to gas a man to death Montgomery Advertiser
- Alabama death row inmate faces 1st nitrogen gas execution ABC7 News Bay Area