ing had not been discovered until ten years later, many of these inmates would have been executed. And if DNA testing had been applied to earlier cases where inmates were executed in the 1970s and 80s, the odds are high that it would have proven that some of them were innocent as well.Society takes many risks in which innocent lives can be lost. We build bridges, knowing that statistically some workers will be killed during construction; we take great precautions to reduce the number of unintended fatalities. But wrongful executions are a preventable risk. By substituting a sentence of life without parole, we meet society's needs of punishment and protection without running the risk of an erroneous and irrevocable punishment....