I just read one of the saddest stories of the American justice system. The story of a man who smiled until the end, even without understanding why.

Joe Arridy was a young guy with an IQ of only 46 — the mind of a child. In 1936, a brutal crime occurred in Colorado. The police were under pressure; they needed to find a culprit quickly. And they found him — not because the evidence pointed to Joe, but simply because he was an easy target. No fingerprints. No witnesses. No connection to the crime scene. Only a false confession from a person willing to say anything to please others.

In 1939, Joe Arridy was sentenced to death. He didn’t understand what a court was. He didn’t understand what execution meant. He just smiled at everyone — even the guards leading him to the gas chamber.

In his last days, Joe played with a toy train given to him by the prison staff. He asked for ice cream for his last meal. Smiled until the very end. Many guards that night cried. They knew a terrible mistake had been made.

The real murderer was arrested later. But for Joe Arridy, it was too late.

In 2011 — 72 years after his execution — Colorado officially pardoned Joe Arridy and declared him innocent. Pardon. Recognition. The truth spoken too late. Joe never heard it.

This story of Joe Arridy reminds us of something important: when the justice system breaks down, it breaks the people who cannot defend themselves. True justice must protect the most vulnerable. Otherwise, it simply becomes another injustice.