In the 1980's - 1990's California saw a major increase in fires and believed this was the work of an arsonist. Upon further search arson investigators were led to believe that the arson was also an arson investigator. Listen to this episode to hear more!
Sources:
https://www.thetruecrimedatabase.com/case_file/john-leonard-orr/#content
https://murderpedia.org/male.O/o/orr-john-leonard.htm
The Crime Book written by Cathy Scott (2017)
https://law.justia.com/cases/federal/appellate-courts/F2/977/593/304654/
https://www.latimes.com/archives/la-xpm-1998-sep-18-me-23939-story.html
https://maiif.org/wp-content/uploads/2017/08/Guide-for-Conducting-Marine-Fire-Investigations-Chapter-2.pdf