Unforgiveable Sin
- Episode aired Jun 25, 2018
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 time line that convinces them of t... Read allPopular 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 time line that convinces them of the killer's guilt.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 time line that convinces them of the killer's guilt.