The latest occurred on Thursday at Perry High School, outside of Des Moines ... I try not to name the killers in shootings like this after having had several conversations with an Arizona couple ...

That hair was tested for DNA, a decision that decades later would prove key to exonerating Perry and help lead to the arrest of the alleged killer. But that night, the women of the congregation ...

The latest occurred on Thursday at Perry High School, outside of Des Moines ... I try not to name the killers in shootings like this after having had several conversations with a Valley couple ...