![Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase' Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase'](https://hips.hearstapps.com/hmg-prod/images/the-staircase-s01e01-31m47s47690f-1529425033.jpg)
Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase'
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The Staircase: For Michael Peterson and Daughter Margaret, the Nightmare Continues With HBO Max | Vanity Fair
![Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase' Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase'](https://hips.hearstapps.com/hmg-prod/images/kathleen-peterson-1528732126.jpg)
Did Michael Peterson kill Kathleen Peterson? 9 interesting things about the couple that were left out of Netflix's 'The Staircase'
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