Cold Threat

Twenty years ago, several people were murdered in Des Moines, and the only evidence left behind was a snowman ornament hanging ominously on a tree in the victims' front lawns. With a suspect behind bars, the killings have come to an end—or so everyone thought. But now crimes with a similar MO are happening in a small Iowa town, and a local detective believes the killer is back and ready to strike again.

With little time left on the clock before they have another murder on their hands, privat...