Popular newlyweds Rick and Gail Brink are shot execution-style in their Michigan home. But it will take 25 years before investigators uncover a flaw in the timeline that convinces them of the killer's guilt.

A tight-knit Georgia community is left in shock after a 41-year-old woman is bludgeoned to death in her own home; as detectives look to piece together her final hours, a story from behind bars reveals the shocking motive for murder.