Alabama has put a 58-year-old convicted killer to death with nitrogen gas, a never before used execution method that the state claims was humane but critics call cruel and experimental. #alabama #nitrogengas #news (AP Video shot by Stephen Smith) Read the full story here: https://bit.ly/3Sv4uAf Subscribe for more Breaking News: http://smarturl.it/AssociatedPress Website: https://apnews.com Twitter: https://twitter.com/AP Facebook: https://facebook.com/APNews Instagram: https://www.instagram.com/APNews/ ​ This video may be available for archive licensing via https://newsroom.ap.org/home