'When they turned the nitrogen on, he began to convulse, he popped up over and over again': Eyewitnesses says killer Kenneth Eugen Smith struggled for life for 'minutes' in grisly execution - after he had smiled and signed to his family 'I love you'
The 58-year-old convicted killer had a firefighters-style mask placed over his face as he was strapped to a gurney inside the execution chamber at the William C. Holman prison in Atmore, Alabama.
Source: dailymail.co.uk
