An American Murder Mystery: The Staircase (2018... -

Argued that Michael beat Kathleen to death with a blunt instrument, possibly a "blowpoke".

Maintained that Kathleen fell down the stairs, perhaps after consuming alcohol and Valium. Key Episode Highlights An American Murder Mystery: The Staircase (2018...

Investigators found an extraordinary amount of blood, which they believed was inconsistent with a simple accidental fall. Argued that Michael beat Kathleen to death with

### On December 9, 2001, novelist Michael Peterson called emergency services to report finding his wife, Kathleen, unresponsive at the bottom of a back staircase in their Durham, North Carolina, home. An American Murder Mystery: The Staircase (2018...