By Fiona Leishman Kenneth Eugene Smith, a man who survived his first execution attempt, is set to face the death penalty again, but this time, things will be different. On November 17, 2022, Smith spent four hours strapped to an execution gurney while prosecutors tried to lift a stay of execution issued by a federal appeals court. Just over a year later, Alabama is preparing to execute Death Row inmate Smith once more. This time, they plan to use a controversial method of execution by nitrogen gas, which has never been used before. The details of how this method, known as nitrogen hypoxia, wil…