It takes only a small amount of induction to conclude that given the number of death row exonerations pre-execution, there almost certainly have been innocent persons executed.
If you hold out for conclusive proof, you will probably not find it, as it's a bit of a fool's errand to attempt to exonerate a dead man when you could devote that effort to exonerating one who the state has not yet committed manslaughter upon.
If you hold out for conclusive proof, you will probably not find it, as it's a bit of a fool's errand to attempt to exonerate a dead man when you could devote that effort to exonerating one who the state has not yet committed manslaughter upon.