Death row inmate Jessie Hoffman's execution marks the first time Louisiana has used the method and is the state's first execution in 15 years.

Louisiana executed a man convicted of murder with nitrogen gas on Tuesday evening, capping a raging legal battle that ended ...

Until Tuesday, only one state, Alabama, had used nitrogen gas to put inmates to death ... chief of operations for the Louisiana Department of Public Safety and Corrections.

The incident, which occurred around 10 p.m. on Monday also resulted in the deaths of several pets and stray animals.

Alabama's nitrogen gas execution protocols formed a template ... The Louisiana Department of Public Safety and Corrections did not make Hoffman available for interviews ahead of his execution ...

Executioners then placed a nitrogen gas mask on his face. Officials administered nitrogen gas, which flowed for 19 minutes. It marked the first nitrogen gas execution in Louisiana and the state ...

Governor Sarah Sanders signed into law House Bill 1489, a bill that has been debated over the past few weeks due to its approach towards justice and safety. HB1489 adds nitrogen gas to Arkansas's ...

Pure nitrogen gas was then pumped into the mask ... Seth Smith, chief of operations at the Louisiana Department of Public Safety and Corrections, witnessed the execution and also acknowledged ...