A lethal irony: Are Death Row convicts dying in agony because of the well-meaning efforts of British campaigners fighting to ban executions?

Clayton Derrell Lockett executed at Oklahoma state penitentiary
He had tortured, shot and buried alive teen Stephanie Neiman
Substitute drug was used for the first time to sedate the man
Took Lockett 43 minutes to die from a ‘massive heart attack’
Critics say States need to stop...
A lethal irony: Are Death Row convicts dying in agony because of the well-meaning efforts of British campaigners fighting to ban executions?