Unknown Serial Killer of America unpacks the investigation leading to prolific Indiana killer Herb Baumeister, believed to ...

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When an 11-year-old boy finds his mother brutally slain in their suburban Atlanta condo, detectives begin a desperate search to find the woman’s killer, only to discover that this murder is the work ...

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A small Ohio town is left in shock after a local coal miner is found fatally shot in his basement. As investigators dig into ...

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Watch Kill or Be Killed on Oxygen Saturdays at 9/8c. Catch up on the Oxygen app. Alone with her three children — sons Bert, 11, and Noah, 3, and 2-year-old-daughter Mason — Tracey told authorities she ...